Zebronics BT6590RUCF 5.1 Channel Multimedia Speakers â€¢ Output Power : 35W + (6w x 5), total 65w â€¢ Frequency response : 40Hz-20KHz â€¢ S/N Ratio : â‰¥75dB â€¢ Separation : â‰¥50dB â€¢ Subwoofer size : 4" â€¢ Driver size : 2.7 x 5 â€¢ Input : 3.5mm Package Contents â€¢ 5 satellite units â€¢ 1 subwoofer â€¢ Input cable â€¢ Remote control â€¢ User manual