6 Input Sources 4 x 100 Watts (@ 8ohms) Frequency Resp.: 20 - 20k Hz @ 0.05% THD Motorized Volume Control Independent Bass & Treble Control Mic Input with Volume Control 45 Function Remote Control Intelligent Output Power Level Controller 1/4 Headphone Jack A,B or A+B Speaker Selection Volume and Input level LED Display Balance Control 110V/60-220V/50 Switchable