{"product_id":"used-open-box-fiio-fh7s-iem","title":"Used \/ Open-Box FiiO FH7S IEM","description":"\u003csection\u003e\n\u003ch2\u003eProduct overview\u003c\/h2\u003e\n\u003cp\u003eThe FiiO FH7S is an IEM for compact in-ear listening with portable audio gear. HiFiLoop uses this page as a focused model page for used \/ open-box private-quote requests.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eKey features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHybrid in-ear monitor with one dynamic driver and four balanced armatures per side.\u003c\/li\u003e\n\u003cli\u003eLarge 13.6mm DLC dynamic driver handles bass with fast transient response.\u003c\/li\u003e\n\u003cli\u003eCustom Knowles DFK midrange drivers and SWFK-31736 treble drivers support vocal and treble detail.\u003c\/li\u003e\n\u003cli\u003eSecond-generation semi-open design and sci-fi armor shell structure support soundstage and comfort.\u003c\/li\u003e\n\u003cli\u003ePatented S.TURBO acoustic design and a notch filter help manage bass response and sibilance.\u003c\/li\u003e\n\u003cli\u003eThree tuning filters and twist-lock 3.5mm \/ 4.4mm swappable plugs support system matching.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eKey specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct type\u003c\/th\u003e\n\u003ctd\u003eHybrid IEM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDriver architecture\u003c\/th\u003e\n\u003ctd\u003e1 dynamic driver plus 4 balanced armatures per side\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDynamic driver\u003c\/th\u003e\n\u003ctd\u003e13.6mm FIIO-developed DLC dynamic driver\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBalanced armatures\u003c\/th\u003e\n\u003ctd\u003eCustom Knowles DFK midrange BA drivers; Knowles SWFK-31736 treble BA drivers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAcoustic design\u003c\/th\u003e\n\u003ctd\u003eSecond-generation semi-open shell; S.TURBO acoustic design; notch filter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCable\u003c\/th\u003e\n\u003ctd\u003e8 strands totaling 152 silver-plated monocrystalline copper wires\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePlugs\u003c\/th\u003e\n\u003ctd\u003eTwist-lock 3.5mm single-ended and 4.4mm balanced swappable plugs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTuning\u003c\/th\u003e\n\u003ctd\u003eThree included tuning filters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAccessories\u003c\/th\u003e\n\u003ctd\u003eMultiple ear-tip sets, MMCX Quick Assist, magnetic clip, carry case, cleaning brush, and filters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eSeries \/ category notes\u003c\/h2\u003e\n\u003cp\u003eThe FH7S sits in the FiiO FH Series and fits the Hybrid IEMs category, making it relevant for buyers comparing IEM options in similar listening setups.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eCondition \u0026amp; availability\u003c\/h2\u003e\n\u003cp\u003eReference page only. Manual availability check required.\u003c\/p\u003e\n\u003cp\u003eThis is a used \/ open-box reference listing.\u003c\/p\u003e\n\u003cp\u003eFinal pricing, condition, accessories, and availability are confirmed case by case.\u003c\/p\u003e\n\u003cp\u003eReference price is for price context only. Availability and final quote are confirmed manually before payment. New or like-new options can be checked on request.\u003c\/p\u003e\n\u003cp\u003eFor this IEM set, HiFiLoop checks functional status, cosmetic condition, included accessories, version details, photos, and known limitations before quoting. Where relevant, battery behavior, charging, controls, ports, and connectivity are reviewed for the specific unit being offered.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eShipping \u0026amp; support\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e3–5 business days processing after confirmation\u003c\/li\u003e\n\u003cli\u003e7–15 days typical international shipping\u003c\/li\u003e\n\u003cli\u003eFree shipping over $199\u003c\/li\u003e\n\u003cli\u003e14-day DOA support\u003c\/li\u003e\n\u003cli\u003eRepair path from day 15 to day 180\u003c\/li\u003e\n\u003cli\u003eBuyer may be responsible for return shipping, taxes, and duties\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003ch3\u003eWhat does Reference price mean?\u003c\/h3\u003e\n\u003cp\u003eReference price is for price context only. It is a planning guide, not a final selling price. Final terms are confirmed with the exact unit.\u003c\/p\u003e\n\u003ch3\u003eIs this exact unit ready to ship?\u003c\/h3\u003e\n\u003cp\u003eManual availability check required. This page identifies the model, not a guaranteed ready-to-ship unit. Timing is confirmed during the quote process.\u003c\/p\u003e\n\u003ch3\u003eCan HiFiLoop help me find another unit?\u003c\/h3\u003e\n\u003cp\u003eYes. New or like-new options can be checked on request. Share your preferred condition, accessories, budget range, and region so HiFiLoop can look for another suitable used \/ open-box option.\u003c\/p\u003e\n\u003c\/section\u003e","brand":"FiiO","offers":[{"title":"Default Title","offer_id":48313321095382,"sku":null,"price":219.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0790\/7445\/9862\/files\/SKU__1_c5d4568d-4a17-45e3-8fab-707e6d9c68ab.jpg?v=1780368718","url":"https:\/\/www.hifiloop.com\/products\/used-open-box-fiio-fh7s-iem","provider":"HiFiLoop","version":"1.0","type":"link"}