Kicker 07DS5250 525-Inch 130mm Coax Speakers (Pair) 5-1/4-inch coaxial speaker with reduced mounting depth for easy upgrades in doors or kick panels Injection-molded polypropylene cone with UV-treated ribbed surround 35 Watts RMS (70 Watts peak) power handling with 4-ohm impedance 45 Hz-20kHz frequency response One-year limited warranty