60W—120W PER CHANNEL; 8" POLY WOOFERS WITH BUTYL RUBBER SURROUNDS &; DOME FERRO-FLUID COOLED TWEETERS; 2-WAY ROUND 15° ANGLED; ANTI-DIFFRACTION FOAM COVERED BAFFLE SURFACE ; IMP: 8_ NOMINAL; FREQ RESP: 40 HZ—20 KHZ ; SENSITIVITY: 91DB@1W/1 M; OVERALL DIM: 12.875" ROUND; REQUIRED CUT-OUT: 11.5" DIA ; REQUIRED DEPTH: 5.75"