Cyber Acoustics CA-3550 2.1 Computer Speaker System- Black - CA-3550RB 2.1-channel PC speaker combo with convenient on/off, master and bass volume controls located on one of the satellites 32 watts total RMS, 6 watts per channel x 2 for the satellites, plus a 20-watt powered subwoofer, 68 watts total system peak power Bass-reflex, dual-cannon ported subwoofer enclosure Cloth grille covers; includes stereo "Y" adapter cable for use with video game boxes or other entertainment components Satellites are powered from the subwoofer which plugs directly into a 120-volt source