Logitech Z-3e Premium 3-Piece Computer Speaker System (Black) 3-piece speaker system with 2 satellite speakers and pressure-driver subwoofer 2-inch aluminum phase-plug satellites offer clear, rich audio Patented subwoofer technology delivers distortion-free bass Removable brushed aluminum grilles; color-coded audio cables 40 watts total RMS power (8.5 watts x 2, plus 23-watt subwoofer)