Full control without limits. The PreSonus HP2 2-Channel Headphones Amp is ideal for performers who seek portability without compromising audio quality. This compact amplifier boasts outstanding versatility for the most demanding listening environments. PreSonus are renowned for their impeccable build quality. The HP2 is no exception. Its robust yet lightweight design is perfect for life on the move. And with battery powered operation youll never get caught without a power supply. Adjust your audio with precision. Whether youre changing your volume or panning your headphones youre guaranteed an enhanced audio experience. Whatever your skill level the HP2 is a definite game change.