{"product_id":"fosi-audio-q4-dac-headphone-amp-usb-optical-coaxial-desktop-dac-for-pc-home-stereo","title":"Fosi Audio Q4 DAC Headphone Amp – USB\/Optical\/Coaxial Desktop DAC for PC \u0026 Home Stereo","description":"\u003ch2\u003eElevate your desktop audio with the Fosi Audio Q4\u003c\/h2\u003e\n\u003cp\u003eThe Fosi Audio Q4 combines a compact DAC and headphone amplifier in a sturdy metal chassis, designed for versatile home and office setups. Its three digital inputs—USB, Optical, and Coaxial—feed a range of devices while delivering clean, detailed sound through 3.5mm headphone and RCA outputs. With low jitter and high-resolution support, it provides a refined listening experience without requiring complex setup.\u003c\/p\u003e\n\u003cp\u003eKey capabilities adapt to your space and sources. The Q4 shines when connected to a PC for decisive gaming and media playback, a TV or DVD player for enhanced dialogue and ambience, or a compact desktop speaker system for a simple, clutter-free listening station. The full-metal shell and built-in protection circuits emphasize reliability in everyday use, from quiet evenings to occasional entertaining sessions.\u003c\/p\u003e\n\u003ch3\u003eWhat makes the Q4 a practical choice\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eVersatile Entry-Level: USB, Optical, and Coaxial inputs with RCA and 3.5mm outputs drive headphones from 16Ω to 200Ω and connect to speakers or amplifiers.\u003c\/li\u003e\n  \u003cli\u003ePlug-and-Play Convenience: No driver installation needed; compatible with TVs, computers, speaker systems, and DVD players for immediate HiFi-style audio.\u003c\/li\u003e\n  \u003cli\u003eBass and Treble Controls: Adjustable knobs let you tailor tonal balance to suit content and room acoustics, with smooth volume control for precise listening.\u003c\/li\u003e\n  \u003cli\u003eCompact and High-Quality: A full-metal shell houses 24-bit\/192kHz HD audio support with low jitter, plus an output protection circuit for safe operation.\u003c\/li\u003e\n  \u003cli\u003eComplete Accessories: Includes USB charging cable, optical cable, and PC-USB to Type-B cable for quick setup across devices. (Note: No microphone input.)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePractical setup ideas\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003ePlace the Q4 on a desktop near your computer to upgrade everyday listening and gaming audio.\u003c\/li\u003e\n  \u003cli\u003ePair with a small home stereo or powered speakers for a compact streaming setup in living spaces.\u003c\/li\u003e\n  \u003cli\u003eUse the bass and treble controls to fine‑tune voice clarity when watching movies or listening to music.\u003c\/li\u003e\n\u003c\/ul\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: What devices can I connect to the Fosi Audio Q4?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The Q4 accepts USB, Optical, and Coaxial inputs with 3.5mm and RCA outputs for PCs, TVs, and powered speakers.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is driver software required to use the Q4?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No drivers are needed; the Q4 is designed for plug-and-play use with compatible devices.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Fosi Audio","offers":[{"title":"Default Title","offer_id":48411681685661,"sku":"B07VDQQY95","price":97.51,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/9596\/1757\/files\/fosi-audio-q4-front-panel.jpg?v=1781221231","url":"https:\/\/nexoltic.com\/products\/fosi-audio-q4-dac-headphone-amp-usb-optical-coaxial-desktop-dac-for-pc-home-stereo","provider":"Nexoltic","version":"1.0","type":"link"}