Smart Multimedia Tower Speaker, Mp3 Playability with USB & Digital FMAux Audio input compatible with DVD/PC/LED TV Etc.Smart Remote Control, Wireless Connectivity, Mic compatibility with Karaoke FunctionFrequency response: 40HZ – 20 KHz, S/N ration: 70db separation 40bdF/M frequency receiver: 88MHz to 108MHz, Power Supply: AC 200V ~ 24v/50HzWoofer Driver: 8”, Speaker Driver: 4” x2, Cabinet dimension: 715 x 336 x150 mm