Kicker 07DS680 6-Inch X 8-Inch 152mm X 203mm Coax Speakers (Pair) 6x8-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