With its BOX X2 tube preamplifier, Fosi Audio unveils an affordable, high-quality Hifi device for those wishing to enjoy the warm, coated sound of tube amplification.

The BOX X2 features a 4-level gain control (OFF/39/42/45 dB) on the front panel, as well as a 3.5mm jack auxiliary input for connecting various audio sources such as a telephone, DAC, or others. The rear panel features a stereo RCA input and output with a ground terminal for phono coupling with a turntable (MM).

The FOSI Audio BOX X2 is the ideal companion for a power amplifier or a pair of active speakers. It will boost the sound quality of your hi-fi system. Supplied with a pair of 6A2 (7-pin) tubes, these are easily replaceable by JAN 5654W / 6K4 / 6J1 / 6J4 / GE5654 / 6AK5 / 66*In tubes, if you want a different sound. Overall, the BOX X2 is an excellent entry-level preamplifier.