Ported down-firing subwoofer pumps out deep, clean, booming bassRich 3D stereo in 5.1 surround sound, even from 2-channel stereo sourcesMultiple inputs make it easy to connect your PC, game console, iPod, DVD player and more.75 watts (RMS) of balanced power and room-filling sound. On-speaker bass

Ported down-firing subwoofer pumps out deep, clean, booming bassRich 3D stereo in 5.1 surround sound, even from 2-channel stereo sourcesMultiple inputs make it easy to connect your PC, game console, iPod, DVD player and more.75 watts (RMS) of balanced power and room-filling sound. On-speaker bass control lets you easily dial the bass level up or down.