{"title":"IEMs \u0026 Earphones","description":"\u003c!-- HiFiLoop | IEMs \u0026 Earphones Collection Description | Final v4 (Condensed to 6 Accordions, Conversion-Friendly + High-Trust) --\u003e\u003c!-- HELP ME FIND GEAR = 帮我找设备 \/ 代客寻货 --\u003e\u003c!-- MAKE AN OFFER = 立即出价 \/ 私聊议价 --\u003e\n\u003cdiv class=\"hfl-collection hfl-iems-earphones\"\u003e\n\u003cp class=\"hfl-lede\"\u003e\u003cstrong\u003eThe HiFiLoop IEMs \u0026amp; Earphones Archive\u003c\/strong\u003e is a reference-first index of audiophile \u003cstrong\u003ein-ear\u003c\/strong\u003e gear—\u003cstrong\u003eused\u003c\/strong\u003e, \u003cstrong\u003eopen-box\u003c\/strong\u003e, and occasional rare inventory—published with unit-specific notes on \u003cstrong\u003efit\u003c\/strong\u003e, \u003cstrong\u003efilters\/airflow\u003c\/strong\u003e, \u003cstrong\u003esource matching\u003c\/strong\u003e, and \u003cstrong\u003econnector \/ revision\u003c\/strong\u003e cues \u003cem\u003ewhen identifiable\u003c\/em\u003e.\u003c\/p\u003e\n\u003cp class=\"hfl-ctas\"\u003eIf a page shows \u003cstrong\u003eSold Out\u003c\/strong\u003e, use \u003ca title=\"Request sourcing by connector (2-pin\/MMCX), fit\/nozzle preferences, filter\/airflow condition, source matching (impedance sensitivity), and tonal target\" data-hfl-chat=\"find_gear\" class=\"hfl-cta-link\" href=\"#\"\u003e\u003cstrong\u003eHELP ME FIND GEAR\u003c\/strong\u003e\u003c\/a\u003e. For active listings, use \u003ca title=\"Request a private offer on an active listing\" data-hfl-chat=\"make_offer\" class=\"hfl-cta-link\" href=\"#\"\u003e\u003cstrong\u003eMAKE AN OFFER\u003c\/strong\u003e\u003c\/a\u003e.\u003c\/p\u003e\n\u003cdiv class=\"hfl-divider\" aria-hidden=\"true\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch2 class=\"hfl-h2\"\u003eBrowse by Format\u003c\/h2\u003e\n\u003cul class=\"hfl-list\"\u003e\n\u003cli\u003e\n\u003ca title=\"Wired IEMs Collection\" href=\"\/th\/collections\/wired-iems\"\u003e\u003cstrong\u003eWired IEMs\u003c\/strong\u003e\u003c\/a\u003e \u003cspan class=\"hfl-muted\"\u003e— maximum resolution ceiling; fit + filters + source matching matter.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca title=\"Earbuds Collection\" href=\"\/th\/collections\/earbuds\"\u003e\u003cstrong\u003eEarbuds\u003c\/strong\u003e\u003c\/a\u003e \u003cspan class=\"hfl-muted\"\u003e— open-fit; more position-driven than seal-driven, with a different headstage behavior.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca title=\"Wireless \/ TWS Collection\" href=\"\/th\/collections\/wireless-tws\"\u003e\u003cstrong\u003eWireless (TWS)\u003c\/strong\u003e\u003c\/a\u003e \u003cspan class=\"hfl-muted\"\u003e— daily-driver practicality; app\/battery reality and tuning discipline.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"hfl-divider\" aria-hidden=\"true\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c!-- Accordion (Condensed Set: 6) --\u003e\n\u003cdetails class=\"hfl-acc\" data-hfl-acc=\"\"\u003e\n\u003csummary class=\"hfl-acc__summary\"\u003eFit \u0026amp; Insertion Depth (Where the Tuning Shifts)\u003c\/summary\u003e\n\u003cdiv class=\"hfl-acc__panel\"\u003e\n\u003cp\u003eIEMs are highly sensitive to \u003cstrong\u003einsertion depth\u003c\/strong\u003e, nozzle position, and ear-canal geometry. Small changes can shift upper-mids\/treble perception and stage focus. If you’re sensitive to shout, sibilance, or pressure build-up, tell us—fit constraints narrow the shortlist fast.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"hfl-acc\" data-hfl-acc=\"\"\u003e\n\u003csummary class=\"hfl-acc__summary\"\u003eTips, Nozzles \u0026amp; Filters (Airflow = Channel Balance)\u003c\/summary\u003e\n\u003cdiv class=\"hfl-acc__panel\"\u003e\n\u003cp\u003eTips and nozzles are acoustic interfaces. Bore size, material, and nozzle geometry can change tonal center and perceived speed. Many IEMs also rely on \u003cstrong\u003efilter mesh\u003c\/strong\u003e to shape the upper range.\u003c\/p\u003e\n\u003cp class=\"hfl-muted\"\u003e\u003cstrong\u003eClogged filter mesh is a common “false imbalance” cause\u003c\/strong\u003e (one side quieter) due to airflow restriction—not necessarily driver failure. Where accessible and safe to verify, we screen \u003cstrong\u003efilter integrity \u0026amp; airflow consistency\u003c\/strong\u003e and disclose notable conditions at the listing level.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"hfl-acc\" data-hfl-acc=\"\"\u003e\n\u003csummary class=\"hfl-acc__summary\"\u003eSource Matching (Hiss + Impedance Sensitivity \/ FR Shift)\u003c\/summary\u003e\n\u003cdiv class=\"hfl-acc__panel\"\u003e\n\u003cp\u003eHigh-sensitivity IEMs can expose \u003cstrong\u003enoise floor (hiss)\u003c\/strong\u003e, but the bigger audiophile issue is \u003cstrong\u003eimpedance sensitivity\u003c\/strong\u003e: output impedance and damping behavior can create a \u003cstrong\u003efrequency response shift\u003c\/strong\u003e, especially on multi-driver designs. Share your source\/DAP\/DAC\/amp and output type—we’ll steer you toward stable matches.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"hfl-acc\" data-hfl-acc=\"\"\u003e\n\u003csummary class=\"hfl-acc__summary\"\u003eConnectors, Termination \u0026amp; Cable Condition\u003c\/summary\u003e\n\u003cdiv class=\"hfl-acc__panel\"\u003e\n\u003cp\u003eWe document connector standards (2-pin\/MMCX\/proprietary) and terminations (3.5\/2.5\/4.4) when identifiable to avoid ecosystem surprises.\u003c\/p\u003e\n\u003cp class=\"hfl-muted\"\u003e\u003cstrong\u003eCable sheath condition\u003c\/strong\u003e is noted when relevant (no stiffening \/ no oxidation discoloration observed unless disclosed) because it affects ownership experience and resale confidence—even if sound is unaffected.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"hfl-acc\" data-hfl-acc=\"\"\u003e\n\u003csummary class=\"hfl-acc__summary\"\u003eThe HiFiLoop Bench-Test Protocol (IEM)\u003c\/summary\u003e\n\u003cdiv class=\"hfl-acc__panel\"\u003e\n\u003cp\u003e\u003cstrong\u003eThe HiFiLoop Bench-Test Protocol\u003c\/strong\u003e indicates a failure-focused review before publishing, typically including:\u003c\/p\u003e\n\u003cul class=\"hfl-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannel Balance \u0026amp; Phase Integrity:\u003c\/strong\u003e obvious balance\/polarity anomalies screened where detectable.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFilter \/ Airflow Screening:\u003c\/strong\u003e nozzle\/filter mesh checked for clog-related level shifts where accessible and safe to verify.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection Integrity:\u003c\/strong\u003e connector stability and termination condition noted when applicable.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccessories \u0026amp; configuration:\u003c\/strong\u003e what’s included is confirmed against the listing (tips\/filters\/cables\/adapters\/case\/box where applicable).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"hfl-muted\"\u003eQuick answers: \u003cstrong\u003eone side quieter\u003c\/strong\u003e is often filter\/airflow-related; \u003cstrong\u003edifferent sound on different sources\u003c\/strong\u003e can be impedance-sensitivity FR shift; ask and we’ll confirm compatibility upfront.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"hfl-acc\" data-hfl-acc=\"\"\u003e\n\u003csummary class=\"hfl-acc__summary\"\u003eSanitization Protocol (Skin-Contact Matters)\u003c\/summary\u003e\n\u003cdiv class=\"hfl-acc__panel\"\u003e\n\u003cp\u003eFor in-ear gear, hygiene isn’t optional. Units are prepared with a \u003cstrong\u003esanitization protocol\u003c\/strong\u003e focused on \u003cstrong\u003eskin-contact surfaces\u003c\/strong\u003e and the nozzle interface, using material-safe methods.\u003c\/p\u003e\n\u003cp class=\"hfl-muted\"\u003e\u003cstrong\u003eUltrasonic cleaning is accessories-only\u003c\/strong\u003e (removable tips\/accessories where applicable)—never drivers or sensitive internals.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdiv class=\"hfl-divider\" aria-hidden=\"true\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp class=\"hfl-cta-bottom\"\u003e\u003cstrong\u003eChasing a specific IEM revision—or want fit, hygiene, and source matching confirmed?\u003c\/strong\u003e Use \u003ca title=\"Request sourcing via concierge\" data-hfl-chat=\"find_gear\" class=\"hfl-cta-link\" href=\"#\"\u003e\u003cstrong\u003eHELP ME FIND GEAR\u003c\/strong\u003e\u003c\/a\u003e and include your budget, chain (DAP\/DAC\/amp), output type, and what you want to avoid (shout, sibilance, mid-bass bloom).\u003c\/p\u003e\n\u003c\/div\u003e","products":[{"product_id":"acoustune-hs1900x-shinogi-iem-used","title":"Acoustune HS1900X “SHINOGI” Wired IEMs - Mint - Verified by HiFiLoop","description":"\u003cdiv\u003e\n  \u003ch2\u003eThe Audiophile's Hook\u003c\/h2\u003e\n  \u003cp\u003e\n    Acoustune HS1900X “SHINOGI” is Japanese metalcraft turned into sound—fast, articulate dynamics with a clean, high-contrast presentation that stays controlled when the mix gets dense.\n    Mint condition, full set: reference-grade detail and build at a smarter-than-new price, verified by HiFiLoop.\n  \u003c\/p\u003e\n\n  \u003ch2\u003eCondition Report (The Truth)\u003c\/h2\u003e\n  \u003cp\u003e\u003cstrong\u003eMint \/ Collector Quality:\u003c\/strong\u003e Pristine, like new with minimal handling marks.\u003c\/p\u003e\n  \u003cul\u003e\n    \u003cli\u003eNo obvious cosmetic defects observed.\u003c\/li\u003e\n    \u003cli\u003eFull retail set included (box and accessories as shown in the listing photos).\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003e\u003cstrong\u003eMandatory:\u003c\/strong\u003e The device has passed all functional tests.\u003c\/p\u003e\n\n  \u003ch2\u003eSonic Signature \u0026amp; Pairing\u003c\/h2\u003e\n  \u003cp\u003e\n    HS1900X is built around a single high-quality dynamic driver, aiming for natural timbre with speed and punch—an excellent match for listeners who want realistic instrument texture without losing separation.\n    For best results, pair it with a low-noise DAP and use the balanced output to maximize headroom and control.\n  \u003c\/p\u003e\n  \u003cp\u003e\n    To unleash the full potential of this device, we recommend pairing it with gear from our \u003ca href=\"\/th\/collections\/digital-audio-players\"\u003eDigital Audio Players Collection\u003c\/a\u003e.\n  \u003c\/p\u003e\n\n  \u003ch2\u003eTechnical Highlights (Mobile-Table)\u003c\/h2\u003e\n  \u003ctable style=\"width:100%; border-collapse: collapse;\"\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eDriver\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003e10mm 3rd-gen Myrinx composite dynamic driver\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eImpedance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003e24Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eSensitivity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003e110 dB\/mW\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eFrequency Response\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003e10 Hz – 25 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eBuild\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003eCNC titanium outer shell + multi-layer dry carbon fiber internal structure\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eCable \/ Termination\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003eARC93 (tin-plated OFC), 4.4mm TRRRS balanced\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eIEM Connector\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003ePentaconn Ear\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/table\u003e\n\n  \u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eAcoustune HS1900X “SHINOGI” IEMs\u003c\/li\u003e\n    \u003cli\u003eARC93 stock cable (4.4mm balanced)\u003c\/li\u003e\n    \u003cli\u003eEar tips (AEX50 S\/M\/L + AEX70 S\/M\/L)\u003c\/li\u003e\n    \u003cli\u003eAluminum protective case + portable carrying case\u003c\/li\u003e\n    \u003cli\u003eEarphone clip and strap\u003c\/li\u003e\n    \u003cli\u003eRetail box and accessories (full set, as shown in photos)\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch2\u003eWhy Buy Used from HiFiLoop?\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003e✅ 14-Day DOA: Full refund\/replace if dead on arrival.\u003c\/li\u003e\n    \u003cli\u003e🔧 180-Day Warranty: Free repair service (buyer pays return shipping).\u003c\/li\u003e\n    \u003cli\u003e🔬 Lab Tested: I\/O integrity, noise floor, and channel balance verified.\u003c\/li\u003e\n    \u003cli\u003e📦 Free Shipping: Orders over $199.\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003e\u003cstrong\u003eSee full Grading Scale in Footer Condition Guide.\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cp\u003e\u003cstrong\u003eCTA:\u003c\/strong\u003e Missed this? Contact “Help Me Find Gear”.\u003c\/p\u003e\n\u003c\/div\u003e\n","brand":"HiFiLoop","offers":[{"title":"Default Title","offer_id":47684679499990,"sku":null,"price":779.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0790\/7445\/9862\/files\/acoustune-hs1900x-shinogi-iem-feature_1.jpg?v=1767065628"},{"product_id":"fiio-fx17-iems-used","title":"FiiO FX17 IEMs - Excellent - Verified by HiFiLoop","description":"\u003cdiv\u003e\n\u003ch2\u003eThe Audiophile's Hook\u003c\/h2\u003e\n\u003cp\u003eThe FiiO FX17 is a flagship tribrid IEM built for buyers who want a high-resolution in-ear monitor with a complex multi-driver architecture and flexible cable termination options.\u003c\/p\u003e\n\u003ch2\u003eCondition Report (The Truth)\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eGrade:\u003c\/strong\u003e Excellent -- Very clean, well-cared for, with minor signs of careful use only.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNo obvious cosmetic defects observed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersion:\u003c\/strong\u003e FX17\u003c\/li\u003e\n\u003cli\u003eComplete standard accessory set included unless otherwise noted.\u003c\/li\u003e\n\u003cli\u003eThe Audiophile's Hook The FiiO FX17 is a flagship tribrid IEM built for buyers who want a high-resolution in-ear monitor with a complex multi-driver architecture and flexible cable termination options\u003c\/li\u003e\n\u003cli\u003eRepresentative photos shown. Final unit photos and item-specific details are shared during quote confirmation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eThe device has passed all functional tests.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eSonic Signature \u0026amp; Pairing\u003c\/h2\u003e\n\u003cp\u003eThe FX17 is built for detail-focused IEM listening. Fit, eartip condition, cable set, plug options, and hygiene-sensitive parts are confirmed before payment.\u003c\/p\u003e\n\u003cp\u003eIt is especially suitable for buyers who want a resolving wired IEM to pair with a capable DAP, dongle, or desktop DAC\/AMP.\u003c\/p\u003e\n\u003cp\u003eTo unleash the full potential of this device, we recommend pairing it with gear from our \u003ca href=\"\/th\/collections\/daps\"\u003eDAPs Collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2\u003eTechnical Highlights (Mobile-Table)\u003c\/h2\u003e\n\u003ctable style=\"width:100%; border-collapse: collapse;\"\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003eFiiO FX17\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003eFlagship tribrid wired IEM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eDriver Architecture\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003e1 dynamic driver, 4 balanced armatures, and 8 electrostatic drivers per side\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eShell\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003eTitanium shell construction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eCable\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003eMixed gold, silver, and copper cable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003ePlug Options\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003eSwappable 3.5mm, 4.4mm, and Type-C plugs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eConnector\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003eMMCX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eFiiO FX17 IEMs\u003c\/li\u003e\n\u003cli\u003eComplete standard accessory set included unless otherwise noted.\u003c\/li\u003e\n\u003cli\u003eFinal included set is confirmed before payment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNext step:\u003c\/strong\u003e Use \u003cstrong\u003eCheck Availability \u0026amp; Quote\u003c\/strong\u003e so HiFiLoop can confirm availability, condition details, included accessories, destination costs, and the final quote before payment.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"FiiO","offers":[{"title":"Default Title","offer_id":48314733953238,"sku":null,"price":1299.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0790\/7445\/9862\/files\/D139EC74115531C2C1F85F651C1C98D3.jpg?v=1780391257"},{"product_id":"fiio-fa19-iems-used","title":"FiiO FA19 IEMs - Excellent - Verified by HiFiLoop","description":"\u003cdiv\u003e\n\u003ch2\u003eThe Audiophile's Hook\u003c\/h2\u003e\n\u003cp\u003eThe FiiO FA19 is a flagship all-balanced-armature IEM for listeners who want high resolution, fast driver response, and a flexible monitor or HiFi tuning switch in a compact wired setup.\u003c\/p\u003e\n\u003ch2\u003eCondition Report (The Truth)\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eGrade:\u003c\/strong\u003e Excellent -- Very clean, well-cared for, with minor signs of careful use only.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNo obvious cosmetic defects observed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersion:\u003c\/strong\u003e FA19\u003c\/li\u003e\n\u003cli\u003eComplete standard accessory set included unless otherwise noted.\u003c\/li\u003e\n\u003cli\u003eExcellent condition details are confirmed during quote review.\u003c\/li\u003e\n\u003cli\u003eRepresentative photos shown. Final unit photos and item-specific details are shared during quote confirmation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eThe device has passed all functional tests.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eSonic Signature \u0026amp; Pairing\u003c\/h2\u003e\n\u003cp\u003eThe FA19 is a resolving all-BA IEM where fit, eartip condition, cable condition, tuning-switch behavior, and hygiene-sensitive parts are confirmed before payment.\u003c\/p\u003e\n\u003cp\u003eIt is especially suitable for buyers who want a compact wired IEM for high-detail portable or desktop listening chains.\u003c\/p\u003e\n\u003cp\u003eTo unleash the full potential of this device, we recommend pairing it with gear from our \u003ca href=\"\/th\/collections\/daps\"\u003eDAPs Collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2\u003eTechnical Highlights (Mobile-Table)\u003c\/h2\u003e\n\u003ctable style=\"width:100%; border-collapse: collapse;\"\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003eFiiO FA19\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003eFlagship wired IEM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eDriver Architecture\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003e10 Knowles balanced armature drivers per side\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eTuning\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003eMonitor \/ HiFi mode switch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eShell\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003eDLP 3D printed shell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eCable\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003e8 strands of 224 wires pure silver cable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eConnector\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003eMMCX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eFiiO FA19 IEMs\u003c\/li\u003e\n\u003cli\u003eComplete standard accessory set included unless otherwise noted.\u003c\/li\u003e\n\u003cli\u003eFinal included set is confirmed before payment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNext step:\u003c\/strong\u003e Use \u003cstrong\u003eCheck Availability \u0026amp; Quote\u003c\/strong\u003e so HiFiLoop can confirm availability, condition details, included accessories, destination costs, and the final quote before payment.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"FiiO","offers":[{"title":"Default Title","offer_id":48315612856534,"sku":null,"price":659.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0790\/7445\/9862\/files\/img_2_64b06e5b-21b7-4b37-96cb-aab51649885a.jpg?v=1780395307"},{"product_id":"moondrop-blessing-3-in-ear-monitors","title":"MOONDROP Blessing 3 In-Ear Monitors","description":"\u003c!-- HFL:PDP_COMPACT_V1 --\u003e\n\u003ch2\u003eThis unit\u003c\/h2\u003e\u003cdl\u003e\n\u003cdiv\u003e\n\u003cdt\u003eCondition\u003c\/dt\u003e\n\u003cdd\u003eExcellent cosmetic condition with no obvious large scratches visible in the photographs. Fine handling marks may be present.\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdt\u003eFunction\u003c\/dt\u003e\n\u003cdd\u003eNormal playback. No channel imbalance or distortion is noted.\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdt\u003eIncluded\u003c\/dt\u003e\n\u003cdd\u003eThe pictured earphones, detachable cable, storage case, packaging and accessory pack are included. No additional tips or accessories are promised.\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003c\/dl\u003e\n\u003c!-- HFL:MODEL --\u003e\u003cdiv class=\"hfl-pdp-model\"\u003e\n\u003cdiv\u003e\n\u003ch2\u003eModel \u0026amp; driver design\u003c\/h2\u003e\n\u003cp\u003eMOONDROP Blessing 3 is a six-driver hybrid IEM using two dynamic drivers for bass and four balanced-armature drivers across the remaining bands.\u003c\/p\u003e\n\u003cp\u003eIts three-way crossover and horizontally opposed dual-dynamic bass module are housed in a 3D-printed resin shell with a CNC-machined stainless-steel faceplate.\u003c\/p\u003e\n\u003ch3\u003eBefore you connect\u003c\/h3\u003e\n\u003cp\u003eThe model uses 0.78 mm 2-pin detachable cable connectors and a 3.5 mm single-ended stock termination. Check Included above for the exact cable and accessories supplied with this unit.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003ctable\u003e\n\u003ccaption\u003eMOONDROP Blessing 3 specifications\u003c\/caption\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eDriver configuration\u003c\/th\u003e\n\u003ctd\u003e2 dynamic + 4 balanced armature\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eImpedance\u003c\/th\u003e\n\u003ctd\u003e14.8 Ω ±15% @ 1 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eSensitivity\u003c\/th\u003e\n\u003ctd\u003e120 dB\/Vrms @ 1 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eFrequency response\u003c\/th\u003e\n\u003ctd\u003e10 Hz – 30 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eIEM connector\u003c\/th\u003e\n\u003ctd\u003e0.78 mm 2-pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eStock cable plug\u003c\/th\u003e\n\u003ctd\u003e3.5 mm single-ended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"MOONDROP","offers":[{"title":"Default Title","offer_id":50517211414742,"sku":"HFL-U-D9CDF92A35B2","price":369.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0790\/7445\/9862\/files\/hfl-d9cdf92a35b2-01.webp?v=1790053918"},{"product_id":"nicehck-rockies-in-ear-monitors","title":"NICEHCK Rockies In-Ear Monitors","description":"\u003c!-- HFL:PDP_COMPACT_V1 --\u003e\n\u003ch2\u003eThis unit\u003c\/h2\u003e\u003cdl\u003e\n\u003cdiv\u003e\n\u003cdt\u003eCondition\u003c\/dt\u003e\n\u003cdd\u003eLike-new \/ excellent cosmetic condition with no noted exterior flaws.\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdt\u003eFunction\u003c\/dt\u003e\n\u003cdd\u003eNormal playback. No channel imbalance or distortion is noted.\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdt\u003eIncluded\u003c\/dt\u003e\n\u003cdd\u003eOriginal packaging and the pictured accessories are included.\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003c\/dl\u003e\n\u003c!-- HFL:MODEL --\u003e\u003cdiv class=\"hfl-pdp-model\"\u003e\n\u003cdiv\u003e\n\u003ch2\u003eModel \u0026amp; driver design\u003c\/h2\u003e\n\u003cp\u003eNICEHCK Rockies is a five-driver hybrid IEM using one dynamic driver, two balanced-armature drivers and two electrostatic drivers in a three-way crossover design.\u003c\/p\u003e\n\u003cp\u003eThe shell combines a 3D-printed resin body with a natural pietersite faceplate, while the detachable cable uses 0.78 mm 2-pin connectors and interchangeable 3.5 mm \/ 4.4 mm plugs.\u003c\/p\u003e\n\u003ch3\u003eBefore you connect\u003c\/h3\u003e\n\u003cp\u003eUse 3.5 mm for single-ended sources or 4.4 mm for compatible balanced outputs. Check Included above for the exact cable and plug parts supplied with this unit.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003ctable\u003e\n\u003ccaption\u003eNICEHCK Rockies model specifications\u003c\/caption\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eDriver configuration\u003c\/th\u003e\n\u003ctd\u003e1DD + 2BA + 2EST\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eImpedance\u003c\/th\u003e\n\u003ctd\u003e9.8 Ω @ 1 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eSensitivity\u003c\/th\u003e\n\u003ctd\u003e121 dB\/Vrms @ 1 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eFrequency response\u003c\/th\u003e\n\u003ctd\u003e20 Hz – 20 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eIEM connector\u003c\/th\u003e\n\u003ctd\u003e0.78 mm 2-pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCable plugs\u003c\/th\u003e\n\u003ctd\u003eInterchangeable 3.5 mm \/ 4.4 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"NICEHCK","offers":[{"title":"Default Title","offer_id":50518373990614,"sku":"HFL-U-2E16EABB8435","price":699.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0790\/7445\/9862\/files\/hfl-1083966511112-01.webp?v=1790073484"},{"product_id":"qdc-v3-ii-in-ear-monitors","title":"qdc V3 II In-Ear Monitors","description":"\u003c!-- HFL:PDP_COMPACT_V1 --\u003e\n\u003ch2\u003eThis unit\u003c\/h2\u003e\u003cdl\u003e\n\u003cdiv\u003e\n\u003cdt\u003eCondition\u003c\/dt\u003e\n\u003cdd\u003eVery good cosmetic condition. Mild oxidation on the cable is disclosed.\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdt\u003eFunction\u003c\/dt\u003e\n\u003cdd\u003eNormal playback. No channel imbalance or distortion is noted.\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdt\u003eIncluded\u003c\/dt\u003e\n\u003cdd\u003eThe pictured accessories are included.\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003c\/dl\u003e\n\u003c!-- HFL:MODEL --\u003e\u003cdiv class=\"hfl-pdp-model\"\u003e\n\u003cdiv\u003e\n\u003ch2\u003eModel \u0026amp; tuning\u003c\/h2\u003e\n\u003cp\u003eqdc V3 II is a three-balanced-armature IEM with a three-way crossover and two acoustic sound bores.\u003c\/p\u003e\n\u003cp\u003eTwo tuning switches provide four selectable voicing combinations, allowing the V3 II platform to adjust its tonal balance without changing the earphone cable or source.\u003c\/p\u003e\n\u003ch3\u003eBefore you connect\u003c\/h3\u003e\n\u003cp\u003eThe standard model specification uses a 3.5 mm plug. Check Included above for the exact cable supplied with this unit before connecting it to your source.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003ctable\u003e\n\u003ccaption\u003eqdc V3 II model specifications\u003c\/caption\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eDriver configuration\u003c\/th\u003e\n\u003ctd\u003e3 balanced armature\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCrossover\u003c\/th\u003e\n\u003ctd\u003e3-way · 2 sound bores\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eTuning\u003c\/th\u003e\n\u003ctd\u003e2 switches · 4 voicing combinations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eImpedance\u003c\/th\u003e\n\u003ctd\u003e27–33 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eSensitivity\u003c\/th\u003e\n\u003ctd\u003e105–108 dB SPL\/mW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eFrequency response\u003c\/th\u003e\n\u003ctd\u003e10 Hz – 20 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"qdc","offers":[{"title":"Default Title","offer_id":50518374219990,"sku":"HFL-U-02987FAA7A7E","price":399.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0790\/7445\/9862\/files\/hfl-1083967395003-01.webp?v=1790073484"},{"product_id":"epz-p40-in-ear-monitors","title":"EPZ P40 In-Ear Monitors","description":"\u003c!-- HFL:PDP_COMPACT_V1 --\u003e\n\u003ch2\u003eThis unit\u003c\/h2\u003e\u003cdl\u003e\n\u003cdiv\u003e\n\u003cdt\u003eCondition\u003c\/dt\u003e\n\u003cdd\u003eVery good cosmetic condition. Review the actual-item photos for this exact unit.\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdt\u003eFunction\u003c\/dt\u003e\n\u003cdd\u003eNormal playback. No channel imbalance or distortion is noted.\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdt\u003eIncluded\u003c\/dt\u003e\n\u003cdd\u003eThe pictured packaging and accessories are included.\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003c\/dl\u003e\n\u003c!-- HFL:MODEL --\u003e\u003cdiv class=\"hfl-pdp-model\"\u003e\n\u003cdiv\u003e\n\u003ch2\u003eModel \u0026amp; driver design\u003c\/h2\u003e\n\u003cp\u003eEPZ P40 is a four-driver tribrid IEM combining two dynamic drivers with one planar-magnetic driver and one PZT piezoelectric ceramic driver.\u003c\/p\u003e\n\u003cp\u003eIts detachable cable uses 0.78 mm 2-pin connectors and a modular termination system that supports both 3.5 mm single-ended and 4.4 mm balanced plugs.\u003c\/p\u003e\n\u003ch3\u003eBefore you connect\u003c\/h3\u003e\n\u003cp\u003eChoose the cable plug that matches your source: 3.5 mm for single-ended or 4.4 mm for compatible balanced outputs. Check Included above for the exact cable parts supplied with this unit.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003ctable\u003e\n\u003ccaption\u003eEPZ P40 model specifications\u003c\/caption\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eDriver configuration\u003c\/th\u003e\n\u003ctd\u003e2DD + 1 planar + 1 PZT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eImpedance\u003c\/th\u003e\n\u003ctd\u003e14 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eSensitivity\u003c\/th\u003e\n\u003ctd\u003e100 dB ±3 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eFrequency response\u003c\/th\u003e\n\u003ctd\u003e20 Hz – 20 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eIEM connector\u003c\/th\u003e\n\u003ctd\u003e0.78 mm 2-pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCable termination\u003c\/th\u003e\n\u003ctd\u003eModular 3.5 mm + 4.4 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"EPZ","offers":[{"title":"Default Title","offer_id":50518374547670,"sku":"HFL-U-AD60DF80D6EC","price":209.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0790\/7445\/9862\/files\/hfl-1086945132762-01.webp?v=1790073484"},{"product_id":"lixian-f718s-in-ear-monitors","title":"LiXian F718S In-Ear Monitors","description":"\u003c!-- HFL:PDP_COMPACT_V1 --\u003e\n\u003ch2\u003eThis unit\u003c\/h2\u003e\u003cdl\u003e\n\u003cdiv\u003e\n\u003cdt\u003eCondition\u003c\/dt\u003e\n\u003cdd\u003eLike-new \/ excellent cosmetic condition with no noted exterior flaws.\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdt\u003eFunction\u003c\/dt\u003e\n\u003cdd\u003eNormal playback. No channel imbalance or distortion is noted.\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdt\u003eIncluded\u003c\/dt\u003e\n\u003cdd\u003eThe pictured packaging and accessories are included. No upgrade cable is included.\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003c\/dl\u003e\n\u003c!-- HFL:MODEL --\u003e\u003cdiv class=\"hfl-pdp-model\"\u003e\n\u003cdiv\u003e\n\u003ch2\u003eModel \u0026amp; driver design\u003c\/h2\u003e\n\u003cp\u003eLiXian F718S is a flagship single-dynamic-driver IEM using a dual-magnetic, dual-cavity motor architecture.\u003c\/p\u003e\n\u003cp\u003eIts dynamic-driver design uses a titanium dome with a nano-diamond-coated surround, housed in a CNC-machined aluminum shell with a resin-covered faceplate.\u003c\/p\u003e\n\u003ch3\u003eBefore you connect\u003c\/h3\u003e\n\u003cp\u003eThe model uses a detachable 0.78 mm 2-pin cable system with a 4.4 mm balanced termination. Check Included above for the exact cable supplied with this unit.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003ctable\u003e\n\u003ccaption\u003eLiXian F718S model details\u003c\/caption\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eDriver\u003c\/th\u003e\n\u003ctd\u003eSingle dynamic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eDiaphragm\u003c\/th\u003e\n\u003ctd\u003eTitanium dome · nano-diamond-coated surround\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eMotor design\u003c\/th\u003e\n\u003ctd\u003eDual-magnetic · dual-cavity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eIEM connector\u003c\/th\u003e\n\u003ctd\u003e0.78 mm 2-pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eStandard termination\u003c\/th\u003e\n\u003ctd\u003e4.4 mm balanced\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eShell\u003c\/th\u003e\n\u003ctd\u003eCNC-machined aluminum · resin faceplate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"LiXian","offers":[{"title":"Default Title","offer_id":50518380773590,"sku":"HFL-U-877C39309C19","price":1219.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0790\/7445\/9862\/files\/hfl-1086943756665-01.webp?v=1790073484"},{"product_id":"dunu-zen-pro-2025-in-ear-monitors","title":"DUNU Zen Pro 2025 In-Ear Monitors","description":"\u003c!-- HFL:PDP_COMPACT_V1 --\u003e\n\u003ch2\u003eThis unit\u003c\/h2\u003e\u003cdl\u003e\n\u003cdiv\u003e\n\u003cdt\u003eCondition\u003c\/dt\u003e\n\u003cdd\u003eLight micro-scratches and normal handling marks are visible on the polished metal shells under direct light. Light residue is visible around the nozzle mesh in the source photos and will be carefully cleaned before dispatch.\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdt\u003eFunction\u003c\/dt\u003e\n\u003cdd\u003eNormal operation. No repair or disassembly history is disclosed.\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdt\u003eIncluded\u003c\/dt\u003e\n\u003cdd\u003eAccessories are as shown in the actual-item photos. No additional accessories are promised beyond what is pictured.\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003c\/dl\u003e\n\u003c!-- HFL:MODEL --\u003e\u003cdiv class=\"hfl-pdp-model\"\u003e\n\u003cdiv\u003e\n\u003ch2\u003eModel \u0026amp; driver design\u003c\/h2\u003e\n\u003cp\u003eDUNU Zen Pro uses a second-generation 13.5 mm ECLIPSƎ single dynamic driver with a magnesium-aluminum alloy dome and DUNU’s nanoporous amorphous-carbon coating.\u003c\/p\u003e\n\u003cp\u003eThe acoustic design also uses DUNU’s ACIS air-control system and a high-flux external ring neodymium magnet. This exact unit is listed as the 2025 version.\u003c\/p\u003e\n\u003ch3\u003eBefore you connect\u003c\/h3\u003e\n\u003cp\u003eZen Pro was designed around DUNU’s detachable Quick-Switch cable system. Check the Included section and actual-item photos for the cable and termination supplied with this specific unit.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003ctable\u003e\n\u003ccaption\u003eDUNU Zen Pro model specifications\u003c\/caption\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eDriver\u003c\/th\u003e\n\u003ctd\u003e13.5 mm 2nd-gen ECLIPSƎ dynamic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eDiaphragm\u003c\/th\u003e\n\u003ctd\u003eMagnesium-aluminum alloy dome · nanoDLC coating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eImpedance\u003c\/th\u003e\n\u003ctd\u003e16 Ω @ 1 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eSensitivity\u003c\/th\u003e\n\u003ctd\u003e112 ± 1 dB @ 1 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eFrequency response\u003c\/th\u003e\n\u003ctd\u003e5 Hz – 40 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eAcoustic system\u003c\/th\u003e\n\u003ctd\u003eACIS air-control impedance system\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"DUNU","offers":[{"title":"Default Title","offer_id":50520663064790,"sku":"HFL-U-7E92A1736D17","price":689.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0790\/7445\/9862\/files\/dunu-zen-pro-2025-1.webp?v=1790120540"}],"url":"https:\/\/hifiloop.com\/th\/collections\/iems-earphones.oembed","provider":"HiFiLoop","version":"1.0","type":"link"}