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Rockville

UT65B 2-Pack + NA2-320.4 Bundle

UT65B 2-Pack + NA2-320.4 Bundle

6.5" IPX6 Rollbar Speakers, 4-Channel Marine Amp, Mounts

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Regular price $359.89
Sale price $359.89 Regular price $0.00
Features
    • Marine-grade 4-channel Class D amplifier
    • IPX6 6.5" speakers with two-way crossover
    • Aluminum swivel brackets fit 1.5"–2" bars
    • Sealed terminals resist water and salt
    • Compact amp with quick disconnects
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    • (2) UT65B 6.5" Rollbar Speakers
    • MB Quart NA2-320.4 4-Channel Amplifier
    • Swivel Mounting Brackets (1.5"–2")
    • Installation Hardware

SKU: SKU: (2) UT65B+NA2-320.4

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Product Description

Deliver spirited, full-range sound across your side‑by‑side with IPX6 6.5" tower speakers and a compact 4‑channel marine amplifier. The system’s efficient Class D topology provides clean power and headroom, while weatherized enclosures and sealed connections maintain performance and polish in punishing conditions.

This Bundle Includes

Rockville

UT65B

The UT65B delivers 400W peak and robust sound in a water-resistant, shockproof design. With 360° swivel aluminum brackets, rustproof hardware, and UV protection, these speakers are engineered for marine, UTV, and ATV use—offering premium audio and rugged durability for any outdoor adventure.
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Rockville

NA2-320.4

The MB Quart NA2-320.4 delivers 320W RMS across four channels with clear, stable sound for Polaris RZR, ATV, and UTV applications. Rugged, water-resistant, and compact, it combines advanced pre-amp technology, thermal management, and quick-release connectors for adaptable, high-performance audio in any off-road environment.

Features

    • Confident Marine Power

      Up to 4 x 80W @ 2Ω supplies authoritative output with cool-running efficiency and a small footprint.

    • Two-Way Precision

      Built-in crossover, poly cones, and PEI tweeters render clear dialogue and energetic music at speed.

    • Durable By Design

      IPX6 housings, UV-resistant grilles, and corrosion-proof hardware thrive in salt, spray, and sun.

    • Flexible Installation

      360° swivel brackets fit common bar sizes, enabling exact aiming for an immersive cabin soundstage.

    • Service-Friendly

      Quick-disconnect terminals simplify seasonal storage and upgrades without rewiring the vehicle.

UT65B 2-Pack + NA2-320.4 Bundle

Technical Specifications

  • Type UTV/ATV Marine Speaker + 4-Channel Amplifier
  • Water Resistance Speakers IPX6; Amplifier Water Resistant
  • Amp Power 4 x 80W @ 2Ω; 4 x 40W @ 4Ω
  • Amplifier Topology Full-Range Class D
  • Frequency Response Speakers 60Hz–20kHz; Amp 20Hz–20kHz
  • Mount Compatibility 1.5", 1.75", 1.875", 2" Bars
  • Color/Finish Black Enclosures, Aluminum Brackets

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