{"product_id":"quloos-mub5-dac-amp-used","title":"QULOOS MUB5 R2R Portable DAC\/Amp - Mint - Verified by HiFiLoop","description":"\u003cdiv\u003e\n  \u003ch2\u003eThe Audiophile's Hook\u003c\/h2\u003e\n  \u003cp\u003e\n    The QULOOS MUB5 is a pocket-sized R2R portable DAC\/amp designed to bring a more natural, tactile “music-first” presentation to phones and laptops.\n    Flagship flavor for less than new—high performance, high value, and a serious step up for everyday listening.\n  \u003c\/p\u003e\n\n  \u003ch2\u003eCondition Report (The Truth)\u003c\/h2\u003e\n  \u003cp\u003e\u003cstrong\u003eGrade:\u003c\/strong\u003e Mint — collector quality, 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 original set included.\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\n  \u003ch2\u003eSonic Signature \u0026amp; Pairing\u003c\/h2\u003e\n  \u003cp\u003e\n    R2R lovers chase tone density and realism—and the MUB5 is built around that idea: a smooth, lifelike flow with convincing body and layered space.\n    Whether you run USB from a laptop or go wireless on the move, it’s an easy upgrade for cleaner dynamics and richer texture.\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=\"\/collections\/headphones\"\u003eHeadphones 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\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003eQULOOS\u003c\/td\u003e\n    \u003c\/tr\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;\"\u003eMUB5\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eDAC Topology\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003eR2R (ladder-style)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eConnectivity\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003ePortable USB DAC\/Amp + High-definition Bluetooth input\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border-bottom: 1px solid #eee;\"\u003eMint (99% like new)\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\u003eQULOOS MUB5\u003c\/li\u003e\n    \u003cli\u003eFull original retail set (box + standard accessories as included)\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch2\u003eWhy Buy Used from HiFiLoop?\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003e✅ \u003cstrong\u003e14-Day DOA\u003c\/strong\u003e: Full refund\/replace if dead on arrival.\u003c\/li\u003e\n    \u003cli\u003e🔧 \u003cstrong\u003e180-Day Warranty\u003c\/strong\u003e: Free repair service (buyer pays return shipping).\u003c\/li\u003e\n    \u003cli\u003e🔬 \u003cstrong\u003eLab Tested\u003c\/strong\u003e: I\/O, Noise Floor, Channel Balance verified.\u003c\/li\u003e\n    \u003cli\u003e📦 \u003cstrong\u003eFree Shipping\u003c\/strong\u003e: On 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\u003eMissed this?\u003c\/strong\u003e Contact 'Help Me Find Gear'.\u003c\/p\u003e\n\u003c\/div\u003e\n","brand":"HiFiLoop","offers":[{"title":"Default Title","offer_id":47684780720342,"sku":null,"price":1199.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0790\/7445\/9862\/files\/Used_QULOOS_MUB5_R2R_Portable_DAC_Amp_in_Mint_condition_-_product_photo.jpg?v=1767071473","url":"https:\/\/www.hifiloop.com\/products\/quloos-mub5-dac-amp-used","provider":"HiFiLoop","version":"1.0","type":"link"}