Bundle of 3 Items: Kicker 46CWTB84 8" TB Series Loaded Subwoofer Enclosure w/ Kicker 48PXA600.1 Monoblock PX Series Amplifier and Kicker 47KMPK4 4AWG Power Amplifier Wiring Kit 8" TB Series Loaded Subwoofer Enclosure Peak: 600 watts RMS: 300 watts Impedance: 4 ohms Sensitivity: 84.4dB Thick ABS Tube Construction Innovative improved bracketing system allows horizontal or vertical mounting Spring-Loaded Speaker Terminals CompR Woofer and Reflex Sub Ceramic Magnet Advanced Heat Management System Signature Double Red Stitching Grilles included Weather-proof loaded subwoofer enclosure designed to sound great and last through all weather conditions in vehicles such as Cars, Trucks, Marine/Boat (Sweet Water Only), ATV, UTV, SXS, SSV, Golf Carts, Club Cars and other applications like Outdoor Systems Dimensions: 8-½" W x 8-5/8" H (Horizontal Mount) / 13-7/16" H (Vertical Mount) 12-7/8" D PX Series Mono Amplifier RMS Power Rating: 4 ohms: 300 watts x 1 chan 2 ohms: 500 watts x 1 chan 1 ohms: 600 watts x 1 chan Max power output: 600 watts Sensitivity: 95dB Frequency response: 25-200 Hz Water-proof amplifier design with IP67 certification Ideal for UTVs, Off-road Vehicles, Hot Rods or Space-challenged Vehicles Dimensions: 9-¾" L x 1-7/8" H x 4-½" W 4AWG Power Series Marine Amplifier Wiring Kit Ideal for Up to 1500W Single Amplifier Connection