Skip to product information
1 of 20

Rockville

RWB70B Black 4-Pack + DBM45 Marine Amplifier Bundle

RWB70B Black 4-Pack + DBM45 Marine Amplifier Bundle

6.5" Swivel Tower Speakers, 4-Pack, 4-Ch Amp, 4 AWG Kit

Free Shipping

Regular price $429.85
Sale price $429.85 Regular price $0.00
Features
    • Four 6.5" black swivel tower speakers
    • 360° rotating nylon brackets
    • 500W RMS 4-channel marine amplifier
    • Waterproof 4 AWG wiring kit
    • UV and salt-resistant design
30-Day Money-Back Guarantee
Fast & Free Shipping
Buy Now, Pay Later
1-Year Warranty
    • (2) Pairs RWB70B 6.5" Black Tower Speakers
    • DBM45 4-Channel Marine Amplifier
    • RMWK4 Marine Amp Wiring Kit

SKU: SKU: (2) RWB70B+DBM45+RMWK4 v2

View full details

Product Description

Deliver focused, energetic sound to riders and the cockpit with four 6.5" swivel tower speakers powered by a dyno-certified 4-channel amplifier. Rugged brackets rotate for precise aiming, while fully marinized components resist corrosion and UV. A waterproof 4 AWG kit ensures solid current and a clean installation. A performance-forward system for wake and surf sessions with crisp highs and strong projection.

This Bundle Includes

Rockville

RWB70B

RWB70 Marine Wakeboard Speakers offer 150W RMS power, marine-grade durability, and versatile 360° swivel mounting. Designed for boats, ATVs, and Jeeps, they deliver clear, powerful sound and withstand the harshest elements. Enjoy premium audio performance and flexible installation for any adventure, on water or off-road.
Learn More
Rockville

DBM45

The DBM45 4-channel marine amplifier delivers 2,000W peak and 500W RMS, combining waterproof construction with advanced crossover controls. Designed for boats of all sizes, it adapts to subwoofers, full-range, or midrange speakers, ensuring powerful, clear sound and lasting performance—plus a PA microphone and mounting kit for added versatility.
Learn More
Rockville

RMWK4 V2

The RMWK4 V2 marine amplifier wiring kit delivers premium power and signal transfer with 4 AWG cables, waterproof fuse holders, and corrosion-resistant terminals. Designed for marine durability and easy installation, it’s the complete solution for achieving powerful, reliable audio on any boat or outdoor system.
Learn More

Features

    • Targeted Audio Projection

      Two-way 6.5" drivers and swivel mounts aim clear sound toward the wake or deck.

    • Stable Marine Power

      Dyno-certified 4-channel output keeps music lively without strain or harshness.

    • Durable Tower Hardware

      Nylon brackets with UV coating hold position and stand up to harsh sunlight.

    • Weatherized Components

      Sealed terminals and stainless hardware maintain performance through spray and salt.

    • Clean, Strong Wiring

      4 AWG marine kit supports dependable power and reduces voltage drop on longer runs.

RWB70B Black 4-Pack + DBM45 Marine Amplifier Bundle

Technical Specifications

  • Type Marine tower speaker and amplifier bundle
  • Speaker RMS Power 150 W per speaker
  • Amplifier RMS Power 500 W (4 ch total)
  • Impedance 4 Ω (speakers)
  • Frequency Response 70 Hz – 20 kHz (speakers)
  • Wiring Kit 4 AWG waterproof marine
  • Weight Varies by installation

Hear From Our Customers

California Proposition 65 Warning: Cancer and Reproductive harm — www.P65Warnings.ca.gov