5.1CH TOWER SPEAKER 2.Description: 5.1CH Tower Speaker 3.Power Output: 200W 4.Drive Units: 8"*1+3"*5 5.Gross Weight: 22.4 kg 6.Carton Size: 525*460*575 mm 7.Function: AC/USB/TF /FM/AUX IN/Bluetooth/Remote Control 8.Plug: BS 9.Voltage: AC 220V~240V 50/60HZ 10.Frequency: 20Hz-20KHz 11.S/N Ratio: >72db 12.Impedace: 6Ω*1+8 Ω*5