Kicker 08KS6930 KS-Series 6-Inch x 9-Inch 152mm X 229mm 3-Way Speaker Pair of 6x9-inch three-way speakers Curvilinear, gray woofer cones with Santoprene surround and newly designed basket 100 Watts RMS (300 Watts peak) power handling with 4-ohm impedance 30 Hz-21kHz frequency response One-year limited warranty