60W MAX, 30W NOMINAL ; 5.25" CARBON FIBER WOOFER WITH BUTYL SURROUND ; PIVOTING SOFT DOME TWEETER; IMP: 8? ; FREQ RESP: 60 HZ–21 KHZ; CROSSOVER FREQ: 5 KHZ; SENSITIVITY: 90 DB @ 1W/1 M ; INFRARED KNOCKOUTS ; INCLUDES TIME-SAVING MOUNTING BRACKETS ATTACHED —SUPERIOR TO DOG EAR MOUNTS ; CUTOUT DIM: 8.25" X 5.25"; LIFETIME WARRANTY; PAIR