Great subwoofer from Velodyne. Rarely used in a second system. Sounds great- very powerful and very clean bass.375 watts peak really delivers the great sound. Hook it up to a 2 channel system to get much more low end.75 poundsCan also be used in a home theater setup.Please call or text the phone number shown in the last picture. 504504...... is NOT the actual phone number the actual phone number is shown in the last picture. If ad is still up, item is for sale. Cash only, no shipping.