BEFREE SOUND BFS-520 Surround Sound Home Stereo

BEFREE SOUND BFS-520 Surround Sound Home Stereo5.25 " amplifier + 3 " speakers x5-* output power: 30W+10w*5-* frequency response: 40Hz-20khz,-* separation: ?50Db,-* s/n ration: ?75Db-* features: USB/S...