Kenwood KFC-415C 4"x10" 2-Way Car Speakers (Pair) The 4 X 10" Kenwood speakers have a 2-3/8" polyamide balanced dome tweeter. With a frequency response of 40-25,000 Hz it has a sensitivity of 91 db. With injection-molded poly woofer with foam surround. It has a Top Mount Depth of 2-7/16 Inches. (Priced as Pair) Product Highlights: 2-way 4"x10" speakers (pair) injection-molded poly woofer with foam surround 2-3/8" polyamide balanced dome tweeter frequency response 40-25,000 Hz recommended power range 8-55 watts RMS 160 watts peak power handling sensitivity 91 dB top-mount depth 2-7/16" Grilles not included Warranty: 1 year Our 30-day money back guarantee MFR # KFC-415C