Box X2 Tube MM Phono Preamp — Mini Hi‑Fi Stereo Preamplifier with 39/42/45 dB Gain and 3.5mm AUX

Compact Tube MM Phono Preamplifier that converts phono signals to line-level while reducing low-frequency noise for clean playback. Built with high-quality components and low-noise integrated circuits, the Box X2 protects your turntable with a grounding post and delivers an entry-level, high-end analog sound signature. Three switchable gain settings (39, 42, or 45 dB) let you match output to a wide range of MM cartridges and tailor the gain to your system. The unit also functions as a tube preamp and includes a 3.5mm AUX input for additional source flexibility; its circuit design and premium parts produce a warm, smooth sonic character. Compatible vacuum tube models: 6K4, 6J1, 6J4, GE5654, 6AK5, 66, etc. Tubes are user-replaceable so you can experiment with different tubes to change tonal character. Package includes: 1 x Box X2 phono preamp, 2 x vacuum tubes, 1 x RCA cable, 1 x power adaptor, and 1 x user manual.