Creative Labs Inspire 2.1 2400 Computer Speakers Maximum performance when combined with any two channel Sound Blaster sound card Heavily reinforced cube-style subwoofer for solid bass and a protective coating for durability Contour around satellite driver provides optimum sound dispersion and precise sonic imaging Built-in amplifiers tailored to optimize the sound of the speakers resulting in smooth natural sound normally heard on high-end speakers 12 watts RMS from compact subwoofer and 4.5 watts RMS from each satellite