Boston Acoustics BA635 3-Piece Multimedia Computer Speakers Surround-sound speakers for crisp, clear sound in a compact package Features two satellite speakers and a powerful subwoofer Speakers provide rich, textured sound; highs, mids, and lows are captured in robust detail Compact, 2-inch-wide speakers save desk space Runs on 12V AC/DC power; 50 foot hook-up cable included