Infinity Reference REF607CF

Reference Series 6-1/2" component speaker system Product info: component speaker system includes 2 woofers, 2 tweeters, and 2 crossovers 6-1/2" Plus One+ polypropylene woofer with hi-roll rubber surround adapter rings included for various speaker openings 3/4" textile edge-driven dome tweeter Starfish™ mounting brackets for easier tweeter installation in factory locations True Four Ohm Impedance technology speaker's 3-ohm impedance combines with speaker wire impedance for a 4-ohm load compatible with virtually all factory or aftermarket car stereos tweeter adjustment circuits (0, +3 dB) handles up to 90 watts RMS (270 watts peak power) frequency response: 53-21,000 Hz sensitivity: 93 dB at 2.83 volts woofer mounting depth: 2.075" woofer grilles not included