Coby CSMP80 100-Watt 2.1-Channel Multimedia Speaker System for iPod and MP3 Players (Black) (Discontinued by manufacturer) High Quality, New 2.1CH,2 SPKRS+SUB Sleek Design Energy Star Certified Experience 100 watts of high-performance sound Designed for use with MP3 players, computer systems, and more Integrated amplifier with RCA stereo input (3.5mm adapter included) full-range satellite speakers with 3-inch drivers (25W peak output x 2) Wood subwoofer with tuned port for deep bass response (50W peak output)