Kicker Kicker KS693 6x9 Inch. 3-way Speakers Power Handling: * Peak: 600 watts per pair / 300 watts each * RMS: 200 watts per pair / 100 watts each 6" x 9" 3-Way KS Series Car Speakers Santoprene surround 4 ohms impedance Mounting depth: 3-3/16"