SPEKAR 2 WAY 10″ 500W * WOOFER 10 “2 VC 30 OZ * POWER: 180W RMS 360W PEAK * TITANIUM DRIVER 1 ” * FR: 40-18Khz (-10dB) * EFFICIENCY: 98dB * IMPEDANCE: 8 Ohm * DIMENSIONS 355*300*540 MM * WEIGHT 6.35