Polk Audio PSW10 10" Powered Subwoofer - High Current Amp and Low-Pass Filter | Up to 100 Watts | Easy Integration Home Theater Systems 14.5” deep, 14” width, 14.5” height Condition- out of box, excellent condition, used less than 3 times. Ended up not needing it. POWERED SUBWOOFER FOR EXTRA BASS & PUNCH - A 10-inch Dynamic Balance woofer. Compatible with any speakers including Polk loudspeakers; TSi, RM and R/T/M Series speakers. 100 Watts of Dynamic Power with its in-built 50-watt RMS amp. Hook up to your receiver and upgrade your music sound. Features continuously variable 80-160 Hz crossover and 40-160 Hz (-3dB) frequency response detachable grille on the front, speaker and line-level inputs as well as speaker-level outputs on the back. Retails $130+. Asking $65. Please no lower offers. Thank you.