Professional Woofer 1,LF Drivers-18Inches 2,600W Power capacity 3,100mm(4in)kaptonVC,40-2500 response 4,96dB sensitivity Professional Woofer Model: JYW1801-100Specification:Norminal Diameter:460mm(18in)Norminal Impedance: 8ohmNorminal Power Handling (AES):600WContinuous Power Handling: 1200WSensitivity:(1W/1m):96dBFrequncy Range:40-2500HzVoice Coil Diameter: 100mm (4in)Magnet:100OZ (2790g) ...