* Plugs directly into your guitar—a great-sounding headphone guitar amp that gives you serious sound fast. * Available in three styles: VOX AC30, Classic Rock, and Metal. * AUX in jack lets you jam along with your CD/MP3 player. * 100% analog circuit faithfully simulates the response of the original amps. * AC30 emulates the AC30 top boost sound of a vintage VOX AC30. * Classic Rock gives you the great high-gain sound of a UK-made 100W amp. * Metal delivers the explosive roar of US high-gain metal sound. * Up to 15 hours of battery life with two Alkaline AAA batteries. * Quick and easy setup! Just connect amPlug to your guitar and enjoy serious sound.