Home Theatre Speaker 4.1

We offering Home Theatre Speaker 73 w subwoofer output 25 w satellite output 12w *4 distortion 0.3% 1w 1 khz sensitivity 300mv freqency response 30hz~20khz s/n ratio ≧60db separation ≧45db speaker unit 3 subwoofer speaker unit 5.25 power 220v/110v subwoofer size 310*170*248 mm satellite size 100*87*100mm *5 control knob.