Kicker 08S8L74 Solo-Baric 8-Inch 200mm 4-Ohm DVC Subwoofer 8-inch Solo-Baric L7 subwoofer One-piece, injection-molded cone with full-coverage back bracing 900 Watts RMS (450 Watts peak) power handling with 4-ohm impedance 28-100 Hz frequency response One-year limited warranty