Harman Kardon's® crystal-clear "SoundSticks II" add incredible sound and sight! to a computer, MP3 player or audio sound device.Harman Kardon's® sleek new see-through multimedia speaker system complements today's parts-visible computers. It features a 20-watt powered subwoofer and two tall 10-watt satellite aluminum-cone speakers for full-range sound and rich, deep bass down to 44 Hz.The speakers and subwoofer are magnetically shielded to provide the greatest protection against computer-monitor image distortion when used on a desktop. The powered subwoofer features a bass adjustment knob and can be placed on or under a desk.