4" x 6" 2-way Car Speakers Peak: 200 watts per pair / 100 watts each RMS: 60 watts per pair / 30 watts each Impedance: 3 ohms Sensitivity: 80 dB Frequency response: 80-21,000 Hz Diamond Array Pattern carbon-polypropylene woofer Carbon-polypropylene cone woofer Butyl rubber surround 1" PEI balanced dome tweeter Top-mount depth: 1-7/8"