More from Amazon.com : http://www.amazon.com/gp/product/B001L5U0OO?tag=thefatkidin06-20

Boston Acoustics VS Series VPS210BE Powered Subwoofer (Black/Ebony)

High-powered subwoofer with built-in Class D 500-watt amplifier
10-inch long-throw OCCM woofer with 3-inch voice coil for deep powerful bass
BassTrac circuitry ensures tight distortion-free bass at all output levels
Gold-plated line-level stereo inputs LFE input and pass-thru connector
Measures 21-14 x 15 x 13-78 inches W x H x D weighs 62 pounds