2) New Kicker 40CWD122 12" 1200W Car Subwoofers + Dual Sealed Sub Box Enclosure CompC 12 inch 600 watt (per subwoofer) 4 Ohm voice coil SVC subwoofer 600 watts max per sub, 300 watts RMS per sub High performance bass that keeps pounding Specifications: Size: 12 inches