The Fosi Audio K7 is a compact, audiophile-grade DAC/headphone amplifier designed for demanding music lovers and gamers who refuse to compromise on sound quality. At the heart of the K7 lies the AKM AK4493SEQ Digital-to-Analogue Converter, supported by the high-performance XMOS XU208 USB audio interface, delivering crystal-clear, ultra-high-resolution playback for both wired and wireless sources. Its versatile input options such as USB-C, optical, coaxial, and Bluetooth 5.0 with aptX HD/LL; ensure compatibility with almost any device, while dual headphone outputs (balanced and single-ended) coupled with robust amplification empower it to drive even challenging headphones efficiently. A thoughtful addition for streamers and gamers, the K7 features a dedicated 3.5mm microphone input with built-in noise reduction, making it a true all-in-one desktop audio hub. Onboard EQ controls let you fine-tune bass and treble on the fly, and firmware updates keep the K7 future-ready.