60W-120W per channel; 8" poly woofers with butyl rubber surrounds & ferrofluid-cooled dome tweeters; 2-way, round 15deg angled design; Antidiffraction, foam-covered baffle surface ; Imp: 8ohm nominal; Freq resp: 40Hz-20kHz ; Sensitivity: 91dB @ 1W/1m; Overall dim: 12.88" dia; Cutout dia: 11.5"; Required depth: 5.75"; Each;