{"product_id":"hiby-fc4-usb-dac-amp-dsd512-pcm768-mqa-3-5mm-4-4mm","title":"HiBy FC4 USB DAC Amp — DSD512 PCM768 MQA, 3.5mm \u0026 4.4mm","description":"\u003cstrong\u003eThe HiBy FC4 is a pocket-sized USB DAC and headphone amplifier that decodes DSD512 and PCM 768kHz with MQA support while offering 3.5mm single-ended and 4.4mm balanced outputs and a 1.1\" color OLED for status.\u003c\/strong\u003e\n\n\u003cp\u003eDesigned to lift mobile and desktop audio beyond standard device outputs, the FC4 packs dual high-performance DAC chips, low-jitter clocking, and onboard equalization into a lightweight housing. It delivers studio-grade file support and flexible outputs so headphones, earphones, or line-level systems can sound clearer, more dynamic, and better timed than they do through typical phone or laptop jacks.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the FC4 improve sound quality for high-resolution files?\u003c\/h3\u003e\n\u003cp\u003eThe FC4 uses two dedicated DAC chips in a differential layout and femtosecond-class clock references to reduce jitter and preserve transient detail. This combination increases dynamic range and refines instrument separation, revealing nuance in high-resolution tracks.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDual CS43131 DAC architecture for accurate stereo decoding\u003c\/li\u003e\n  \u003cli\u003eTwo low-phase-noise oscillators (45.1584 \u0026amp; 49.152MHz) for stable timing\u003c\/li\u003e\n  \u003cli\u003eNative support for DSD512 and PCM up to 768kHz\/32-bit\u003c\/li\u003e\n  \u003cli\u003eMQA 8x unfolding for studio-origin playback\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat playback options and outputs are available for headphones and systems?\u003c\/h3\u003e\n\u003cp\u003eThe unit provides both a 3.5mm single-ended jack and a 4.4mm balanced output to drive a wide range of headphones with improved headroom and lower noise. It also works as a line-out to feed desktop amplifiers, car audio front-ends, or powered speakers when needed.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e3.5mm SE for common headphones and earphones\u003c\/li\u003e\n  \u003cli\u003e4.4mm balanced for higher-power, lower-noise operation\u003c\/li\u003e\n  \u003cli\u003eUAC 1.0\/2.0 compatibility for consoles and older hosts\u003c\/li\u003e\n  \u003cli\u003eOperates with phones, tablets, PCs, and gaming systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow customizable is the FC4’s sound and user interface?\u003c\/h3\u003e\n\u003cp\u003eHiBy equips the FC4 with eight factory EQ presets tuned for multiple genres plus a parametric EQ mode for precise user adjustments. The compact color OLED shows playback and device status at a glance while simple menus let you switch modes quickly.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eEight HiBy-crafted preset EQ curves for common genres\u003c\/li\u003e\n  \u003cli\u003eFull parametric EQ (PEQ) for tailored frequency shaping\u003c\/li\u003e\n  \u003cli\u003e1.1-inch color OLED displays sample rate, format, and settings\u003c\/li\u003e\n  \u003cli\u003eMinimalist menu design for fast on-device control\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill the FC4 work with my console, phone, or computer?\u003c\/h3\u003e\n\u003cp\u003eThe FC4 supports UAC 1.0 and 2.0, ensuring broad compatibility with modern computers, mobile devices (with appropriate adapters), and gaming consoles such as PS4\/PS5 and the Nintendo Switch. Legacy hosts that require UAC 1.0 are supported too, making the dongle a versatile companion for many sources.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUAC 1.0\/2.0 ensures compatibility across platforms\u003c\/li\u003e\n  \u003cli\u003eWorks with modern phones via OTG\/adapters and with PCs natively\u003c\/li\u003e\n  \u003cli\u003eConsole-ready for PS4\/PS5 and Switch audio upgrades\u003c\/li\u003e\n  \u003cli\u003eLightweight 21 g design aids portability and travel use\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The HiBy FC4 suits listeners who want true hi-res decoding from mobile or desktop sources without carrying a full-size rig. Audiophiles who value MQA and DSD playback, gamers seeking cleaner headphone output, and commuters who want a compact, feature-rich DAC\/amp with customizable EQ will benefit most from this pocket-sized device.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the FC4 support MQA and DSD playback?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — the FC4 supports MQA 8x unfolding and native DSD up to DSD512.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use the FC4 with gaming consoles?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — UAC 1.0\/2.0 support makes it compatible with PS4\/PS5 and the Nintendo Switch.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"HiBy","offers":[{"title":"Default Title","offer_id":48413572071581,"sku":"B0FB3KZRQV","price":68.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/9596\/1757\/files\/hiby-fc4-front-angled.jpg?v=1781271991","url":"https:\/\/nexoltic.com\/products\/hiby-fc4-usb-dac-amp-dsd512-pcm768-mqa-3-5mm-4-4mm","provider":"Nexoltic","version":"1.0","type":"link"}