VISION Loud-505 Pro 2:1 Multimedia Speaker

VSN-2:1 MULTIMEDIA SPEAKER- LOUD-505 PRO, R.M.S: 50W
Subwoofer: RMS 30W, Satellites: RMS 15W*2, Frequency response:
20Hz~20 KHz, Subwoofer driver unit: 4″”  , Satellite driver unit: 4”*2
S/N:  >=70dB, Distortion: <=0.3% (1K, 1W), Integrated circuit:   3*UTC2030,
Subwoofer size:W278*H352*D350mm,Satellites size:W90*H335*D335mm,
With Bluetooth 4.0,USB/SD, FM Radio, Remote control