Hercules XPS 5.1 70 Multimedia Speakers 5.1 speaker system, featuring center speaker with flat panel screen mounting system and wooden subwoofer Ultra-slim satellite speakers: their sleek, modern design fits in perfectly with any dcor. Includes a very thin center speaker with flat panel mounting system - a bonus, compared to current market standards. Lacquer finish on backs of satellites. Total power: 70 watts RMS (4 x 7.5 W (satellites) & 1 x 15 W RMS (center), 1 x 25 watts RMS (subwoofer)). Peak power: 140 W. Frequency response: 30Hz - 20kHz Greater energy savings than market standards: special power supply uses less than 1 watt of power in standby mode Multifunction remote control - practical and easy to use: Control knob with 3 functions: on/off, volume control and bass control. Virtual surround sound button (applied to stereo input) Master on/off switch on the back of the subwoofer