6-1/2" Kappa Series 2-way Speakers Power Handling: Peak: 225 watts each RMS: 75 watts each Woven glass fiber cone woofer Rubber surround Edge driven MMD dome tweeter Intermount III mounting system - Allows for installation of the 62.9i in all 6-1/2" hole size standards without the need to purchase additional adaptors or mounting kits Unipivot patented rotating tweeter allows tweeter to be directed at the listener's location Direct connect computer-optimized, voice-matched outboard passive crossover for superb detail and accuracy Tweeter level adjustment on tweeter by simply rotating the tweeter to add or subtract 3 dB output 2 ohms impedance Top-mount depth: 3-1/4"