"SPEAKER - INTEX 2.1 Subwoofer 303SUF USB/SD/FM/REMOTE/BT - IT- 303SUF BT Bluetooth Output Power 5W+2.5W*2 Satellite speaker size 2.5""*2(4OHM5W) Woofer speaker size 4""*1(4OHM10W) IC XPT4871+NS4871*2 Function AUX+U/SD+ROMER/FM/BT Input sensitivity 500MV degree of separation ≥40dB signal-to-noise ratio ≥60dB Frequency response Subwoofer:40-200HZ Satellite:20-18khz Power line length 1.2M Body size L155*W180*H130mm Satellite size L90*W80*H90mm Gift Box size 227*172*290mm carton size 530*468*598mm CTN 12 sets Weight/set 1.4KG"