With the Tube-P2, Fosi Audio offers a tube headphone amplifier at low price, allowing to enjoy a musical listening marked by the characteristic warmth of the audio systems with tubes without ruining itself. This model is based on the use of a pair of 6K4 tubes, allowing him to accompany many models of headphones. For its connectivity, simplicity and efficiency are the watchwords. The Tube-P2 offers RCA and Jack 3.5mm as inputs. The headphone output is on the front panel on a 6.35mm jack.