The DSX-A100U provides more ways to enjoy your favourite tracks while you are on the road. The conveniently located front facing USB and AUX inputs make connecting personal music players simple and speedy, while the high contrast LCD gives improved visibility with its 5 times higher contrast and wider viewing angle than conventional screens. 55 W x 4 Dynamic Reality Amplifier 2 Front facing USB and AUX for audio device connection Integrated AM/FM radio tuner Amber illumination adds colour to your dashboard Mega Bass for deeper low ends MAX. POWER OUTPUT 4 X 55 W 55 W USB / MP3 PLAYER YES REMOVABLE FRONT PANEL YES.