6"x9" 4-way 800-watt (300-watt rms power), 4-ohm coaxial speaker pair with carbon fiber injected polypropylene cone, 2" balanced dome midrange, 1.25" balanced dome tweeters, 1" voice coil on aluminum former. Features treated woven cloth surround, 93 DB system efficiency, 40-20khz frequency response, increased efficiency diaphragm, overcompensating motor structure improves low octave bass response, multi-driver midrange & tweeter for dynamic sound & performance, quick disconnect wire terminals & custom grills. Mounting depth: 3.25"