Package Includes: (1) Rockville RMWK4 4 AWG Gauge Waterproof Marine Amplifier/Amp Install Wire Kit, (2) Pair Rockville RWB90B Black 8" 300W Marine Wakeboard 360° Swivel Tower Speakers, (1) Rockville RXM-S6 Marine/Boat 6 Channel Amplifier 2600 Watt Peak / 660W Dyno-Certified RMS With Status Mode LED Indicator High-Fidelity RWB90B Speakers: Each Rockville RWB90B wakeboard speaker pair delivers 300-Watt peak power with 200-Watt RMS output, ensuring crystal-clear highs and punchy mids. Designed with 8" polypropylene cones, neodymium tweeters, and Santoprene surrounds, they’re ideal for marine use and off-road vehicles like Jeeps or ATVs with roll cages. Dynamic RXM-S6 Amplifier Performance: The RXM-S6 marine-grade 6-channel amplifier delivers 2600-Watt peak power and 660-Watt Dyno-Certified RMS. With bridgeable output, mic talk-over function, and advanced crossover control, it’s perfect for customizing marine sound systems with full-range speakers and subs, even in harsh outdoor conditions. Marine-Grade Durability & Flexibility: The RWB90B speakers are fully marinized with stainless steel terminals, sealed gaskets, and a UV-resistant nylon mounting system with 360° swivel brackets. The RXM-S6 amp features a conformal-coated PCB and stainless hardware to resist corrosion, water intrusion, and salt exposure. Pro Install Kit For Max Efficiency: The Rockville RMWK4 kit includes a 4 AWG power cable, twisted RCA, marine-grade speaker wire, fuse holder, ring terminals, and waterproof fuse protection. Designed for marine and boat applications, it ensures safe, high-current power delivery for maximum audio performance. Transform your marine sound system with this all-in-one Rockville audio bundle, designed to deliver professional-grade performance and rugged durability on the water or off-road. Whether you’re cruising on your boat, tailgating with your Jeep, or outfitting an ATV for the trails, this system is built to perform in the most demanding environments.

The Rockville RWB90B 8" wakeboard tower speakers boast 200W RMS/300W peak per pair and feature 360° swivel mounts for optimal sound direction. Frequency Response 60–20,000 Hz, 4-ohm impedance, 98 dB SPL, bar fit 1.26"–2.87", Mounting depth 10.5", and included 65/80 mm screws. Fully waterproof and UV-protected, they’re ideal for saltwater or freshwater use.

The Rockville RXM-S6 marine amplifier pushes 660-Watt Dyno-Certified RMS across six channels and offers mic talk-over, full crossover control, and a rugged.

The Rockville RMWK4 4 AWG install kit includes everything needed to safely power and connect your marine amp-waterproof fuses, corrosion-resistant terminals, and marine-rated cable ensure lasting performance.

This kit is the perfect solution for boaters, outdoor enthusiasts, and marine audio installers who demand high SPL, reliability, and easy compatibility. Whether you want to fill a lake party with sound or outfit a wakeboarding rig with booming clarity, Rockville delivers performance that outlasts the elements.