Kicker 10" CVR package - Two Kicker 10CVR104 10 Inch CompVR Series 4-ohm Dual Voice Coil Subwoofers RMS Power (Watts) per subwoofer: 400W Maximum Power (Watts) per subwoofer: 800W Sensitivity: 83.6 DB 1w/1m Frequency Response: 25-500 Hz