The Fosi Audio Box X5 is a compact high-fidelity phono preamp designed for vinyl enthusiasts. Compatible with both MM and MC cartridges, it features four selectable gain levels (38dB/48dB/56dB/66dB) and precise RIAA equalization for accurate, detailed sound reproduction. Built with premium audiophile-grade components, including low-noise circuitry and high-quality op-amps, the Box X5 delivers clean, dynamic audio with ultra-low distortion. Its durable aluminum alloy chassis and simple front-panel controls make it an ideal upgrade for turntables and home stereo systems. | Fosi Audio | | Box X5 Phono Preamplifier for MM and MC cartridges with 4-level gain adjustment and RIAA equalization accuracy | Black | Best Buy