Pioneer TS-A6882R 6" x 8" 4-Way 280-Watt Speakers 6-by-8-inch, four-way speakers with 280 watts maximum power handling (50 watts nominal) Woofers feature composite IMPP cone with interlaced dual aramid fiber and butyl surround 1-1/2-inch soft dome midrange, 1/2-inch dome tweeter, 3/8-inch dome supertweeter Full depth basket for rich bass response 35 Hz to 27 kHz frequency response with 90 dB sensitivity