Kicker CompVT 07CVT104 10-Inch 250mm 4-Ohm SVC Subwoofer 10-inch CompVT shallow-mount subwoofer with 4-ohm impedance Injection-molded cone with 360-degree back bracing and aluminized coating; ribbed Santoprene surround 400 Watts RMS (800 Watts peak) power handling 25-350 Hz frequency response One-year limited warranty