Monolith by Monoprice 12in THX Ultra Certified 500-Watt Powered Subwoofer

The Monolith™ THX® certified subwoofer sets the standard for bass output, low distortion, and affordability. With chest thumping bass that plays down to well under 20Hz, the Monolith subwoofer unleashes cinema level volume, with the ability to convey and articulate the subtle nuances of music.