Pyle PPA18 Professional Premium Pa Woofer Pylepro 1000 Watt professional premium pa 18-inch woofer audio equipment Features 300 watts RMS/1000 Watt peak power professional premium pa woofer 3-Inch kapton voice coil sensitivity (1W at 1M): 94 dB. Frequency response: 25-3 KHz 100-ounce magnet stamped Steel basket 18"/1000 watts Stamped steel baskets Strong black paper cone Cloth edge suspension Bumped and vented pole piece