Description

The Fosi Audio Q4 is a plug-and-play digital-to-analog converter and headphone amplifier that requires no drivers or software setup. It accepts USB, Optical, and Coaxial S/PDIF inputs from computers, gaming consoles, and digital audio devices, with RCA outputs for amplifiers or powered speakers. The built-in headphone amp delivers 160mW RMS at 32 ohms with low distortion, supporting headphones from 16 to 200 ohms. Adjustable bass and treble controls let you fine-tune your sound, while preamp mode manages volume for desktop setups. This compact unit handles high-resolution audio up to 24-bit/192kHz with minimal jitter, maintaining signal purity. Output protection circuitry shields your gear from damage. Perfect for gamers and audio enthusiasts who want clean digital conversion and amplification in a minimalist design.