Features: Component speaker system includes 2 woofers and 2 tweeters, 6-1/2" carbon fiber-reinforced plastic woofer cone with specialized rubber surround, 1" silk dome tweeter with inline crossover, Handles up to 80 watts RMS (240 watts peak power), Frequency response: 70-22,000 Hz, Sensitivity: 88 dB, Woofer mounting depth: 2-5/16, and Grilles not included.