1.Power:40Watts 2.Size:260*200*66mm 3.Output Mode:110V/ ... , 1 Aux inputs ,MIC1 with Mute priority function, treble and bass.,with display unit.This product is with USB decoding function,MP3,WMA formats ... .0Kg G.W:3.20KgPacking Size28.2×25×12CMPictures: Mini Car Power Amplifier with USB TB-40BT