2.1 channel multimedia speaker,compatible with PC,MP3,MP4,CD/DVD player. New unique design!Optional with USB/SD card

power:  5W x 2+15W x 1                    

Input Impedance:10K ohm                       

Input Port:Stereo 3.5mm line in
Control:Volume/Bass                    

Speaker unit:Woofer:4"4Ω 20W*1  Satellite:3"4Ω 10W*2  
S/N Ratio: ≥75db
Dimension:
Sub:W150 x D255x H260mm               Satellite:W95*D120*H185mm
Power input: ~220V-50HZ