Originally purchased new from SVS for $700 Lightly used in bedroom system, but recently moved and placed in storage beginning of this year. Unfortunately stopped working (out of warranty) Trouble-shooted with SVS customer service, the woofer voicecoil has gone bad, Amplifier is working. Replacement 12'' woofer from SVS is $250 http://www.svsound.com/collections/replacement-parts/products/replacement-12-nsd-xxls-driver The cabinet is in like new condition, with Original box and papers. Asking $200 plus shipping Amplifier alone is $250 Audioholics review: http://www.audioholics.com/subwoofer-reviews/sb12-nsd-subwoofer/svs-sb12-nsd-introduction