10W-150W ; Recommended amp power: 100W ; 6.5 polycarbonate woofer; .5 poly dome tweeters; Dual voice coils & twin tweeters; Imp: 8ohm ; Freq resp: 53Hz-21kHz; Sensitivity: 90dB @ 1W/1m ; Required cutout: 7.5 dia; Required depth: 3.06; Each;