6" x 8" 2-way Coaxial Car Speakers Power Handling: Peak: 360 watts per pair / 180 watts each RMS: 120 watts per pair / 60 watts each Polypropylene cone material Rubber speaker surround 1" Silk Edge-Driven Dome Tweeters Crossover Point: 3.5kHz magnet motor structure Top-mount Depth: 2-3/8" Impedance: 3 ohms Frequency Response: 65 - 20000 Hz Sensitivity: 93 dB Grilles not included