VM AUDIO EXMS511 600W 5.1 Home Multi Media Surround Sound Speakers System USB/SD New VM Audio Elux Series EXMS511 600 Watt 5.1 Surround Sound System 600 Watt total peak fully powered speaker system RMS Wattage: 200W (100W + 20W*5) Two channel stereo or six channel surround modes Independent powered speaker and subwoofer