Add deep, low-frequency bass impact to your movies and music with Polk's PSW108. This subwoofer is powered by a high-current amplifier producing 50 watts RMS/100 watts clean, dynamic power for loud bass and a wide dynamic range necessary to recreate a life-like home theater experience. Features front-firing 10" composite polymer cone driver that adds depth to your audio tracks and provides more bass impact for your sound system. The cabinet is constructed from non-resonant MDF with internal bracing for superior bass clarity and accuracy. Features flexible inputs and controls like power-saver on/auto switch, independent volume control and a toggle phase switch on the back panel for a cohesive unit. Place the subwoofer on the same side of the room as your system's front speakers for the best performance