60W MAX, 30W NOMINAL; 6.5" CARBON FIBER WOOFER WITH BUTYL SURROUND; PIVOTING SOFT DOME TWEETER; IMP: 8?; FREQ RESP: 60 HZ–21 KHZ; FULL 12 DB/OCTAVE CROSS-OVER WITH POLY SWITCH; CROSSOVER FREQ: 5 KHZ ; INCLUDES TIME-SAVING MOUNTING BRACKETS ;ATTACHED–SUPERIOR TO DOG EAR MOUNTS; INFRARED KNOCKOUT ; CUTOUT DIM: 10.75" X 7.375" ; LIFETIME WARRANTY; PAIR