Bring on the power and immerse yourself in sound with this Kicker 8-inch subwoofer. The subwoofer has a 4-ohm design that makes it simple to get the most power from your amp. It has a pole piece and UniPlate back plate that come together to make one solid Kicker 8-inch subwoofer that will last for quite some time. Handles up to 600W peak power (300W RMS) For powerful sound. 30Hz – 500Hz frequency response Enables accurate sound reproduction. 82.05dB sensitivity Ensures robust audio. 7′′ mount diameter; 4-1/8′′ mount depth For a proper fit. 8′′ injection-molded polypropylene cone With a Santoprene surround delivers rich, clear sound. 4 ohms impedance Conducts power evenly to keep the speaker at an appropriate level. Impedance selector slider allows you to select 2 or 8 ohms impedance to suit your needs. Large-diameter, progressive-roll spider With high-strength Spiralead tinsel leads ensures durability. Vertical and horizontal Quad Venting slots Located under the cone to provide optimal cooling. Dual voice coils with satin-nickel terminals Accept up to 12 AWG wire for maximum signal transfer.