PYLE-PRO PPA6 - 400 Watt Professional Premium PA 6'' Woofer 150 Watt RMS/400 Watt Peak - Sensitivity (1W @ 1M): 88.5 dB Frequency Response: 60-7 KHz - 30 oz. Magnet 1'' Kapton Voice Coil - Stamped Steel Basket Strong Black Paper Cone - Cloth Edge Suspension Bumped and Vented Pole Piece - 8 Ohms Impedance Stamped steel baskets Strong black paper cone Cloth edge suspension Bumped and vented pole piece 8 ohms impedance