AUDINST Amp-HP Headphone Amplifier
Amp-hp is the hi-fi mobile headphone amplifier released to be the best in sound quality, portability and design with embedded battery in tiny and advanced design, and can be used on the move being coupled with various audio portable appliances as like mp3 player, portable cdp, mobile phone, ipod or others while you can possibly hear the sufficient volume even with a high impedance headphone above the range of approx
