Rockford Fosgate P2D2-8 Punch P2 DVC 2 Ohm 8-Inch 250 Watts RMS 500 Watts Peak Subwoofer Subwoofer Size 8 power peak handling 500 watts rms power handling 250 watts 8-inch, dual 2-ohm subwoofer with 500 watts maximum power handling (250 watts RMS) Kevlar fiber reinforced paper cone with high-density poly-foam surround High-temp voice coils with spun-laced Nomex re-inforcement collar Flex fit basket for slight adjustments when mounted One-year limited manufacturer's warranty