Kicker 08S15L74 Solo-Baric L7 15-Inch 380mm 4-Ohm DVC Subwoofer One-year limited warranty 18-100 Hz frequency response One-piece, injection-molded cone with full-coverage back bracing 15-inch Solo-Baric L7 subwoofer 1000 Watts RMS (2000 Watts peak) power handling with 4-ohm impedance 15-inch Solo-Baric L7 subwoofer One-piece, injection-molded cone with full-coverage back bracing 1000 Watts RMS (2000 Watts peak) power handling with 4-ohm impedance 18-100 Hz frequency response One-year limited warranty