subwoofer, Max output power: 300W, Woofer channel R.M.S.: 150W, Sensitivity: 87dB Solid wooden box with 10 woofer subwooferMax output power: 300WWoofer channel R.M.S.: 150WBass boost at 40HzFrequency range: 30Hz~150KHzSensitivity: 87dBSolid wooden box with 10 wooferQTY: 1pcs/CTN G.W.:15.5KGSMeas: 75.5x33x33.5cm subwoofer (sw836N) , solid wooden box with 10 woofer