BIC America MSR8D 125-Watt 8" Dual Voice-Coil Stereo In-Ceiling Speaker

10W-200W; 100W recommended amp power ; 8" polycarbonate woofer; .5" poly dome tweeter; Dual voice coils & twin tweeters; Imp: 8ohm ; Freq resp: 40Hz-21kHz ; Sensitivity: 90dB @ 1W/1m ; Required cutout: 9.5" dia; Required depth: 3.44"; Each;