6" x 9" Kappa Series 3-Way Car Speakers Power Handling: Peak: 330 watts RMS: 110 watts Plus One woven glass fiber cone woofer Rubber surround Edge-driven MMD-Dome midrange tweeter EMIT Tweeters SLI high-output design Neodymium motor structure with integrated heatsink Outboard passive crossover with air core inductors and poly caps Tweeter level adjustment: Just flick a switch to add 3dB to your highs! 2 ohms impedance Top-mount depth: 3-3/16"