I'm a local computer repair/Tech and I took this in on a trade. Now up for sale. Item is used and was tested for power and sound, works great. Has a few scuffs on box and sub. The sub has scuffs, but non puncture the cone or surround. Have it hooked up to Sony HD 4k receiver and sounds great. KLH E-12DB 12-Inch 125-Watt Down-Firing Powered Subwoofer (Black): 125-watt rms/250-watt max: down-firing powered subwoofer with a ported enclosure for optimum bass response. 12-inch dynamic long-throw woofer produces impressive 30 to 180 Hz frequency response. Adjustable electronic crossover with 40 to 180 Hz range; LFE auto sensing and volume controls. Includes line-level and speaker-level inputs with high-pass feed-through for satellite speakers. Measures 15 x 17.75 x 16 inches (W x H x D). Information was taken from manufacturer website. In good condition, has small marks and scuffs, and works great. Rattles my windows in the house, crazy bass. $80.00 cash.