JL Audio HO112R-W7AE One 12 ported enclosure with one 12" W7AE subwoofer 5/8" medium density fiberboard construction covered with gray carpet 1" medium density fiberboard mounting baffle with black carpet cover 3-ohm total impedance power handling: 400-1,000 watts RMS (2,000 watts peak power) frequency response: 18-200 Hz sensitivity: 86 dB 34-7/8"W x 16-7/8"H x 20-3/8"D1 x 14-1/2"D2