Loaded 18120 sub cabinet This subwoofer has the real two fisted punch!!! High powered 18 inch woofer in a front loaded cabinet with built in ports. 5/8 inch plywood construction, Black vinyl finish with black metal corners, heavy duty handles, 1 3/8 inch pole mount. 18 inch woofer with cloth accordion edge, aluminum cast frame. 35 to 3k Hz. Average sensitivity 100 dB at 1w/1m. Magnet weight is 120 ounces, vented, 8 OHM, 500 watts rms, 1000 watts peak. 4 inch voice coil. Input- 2 speakon and two 1/4 inch jacks. SIZE (HxWxL)-25x24x24. Weight-81 lbs.