RWB90B Black 8" 2-Pack + NA2-400.2 Amplifier Bundle
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Rockville
RWB90B Black 8" 2-Pack + NA2-400.2 Amplifier Bundle
RWB90B Black 8" 2-Pack + NA2-400.2 Amplifier Bundle
8" Swivel Tower Speakers, 200W RMS Pair, 2-Channel Marine Amp, Bluetooth Rocker, 8 AWG Kit
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Regular price
$319.85
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$319.85
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Features
- 8" two-way cans with nylon swivel mounts
- 200W RMS speakers project with authority
- Full-range Class D 2-channel amp
- Rocker Bluetooth controller included
- OFC 8 AWG wiring kit for clean power
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What's Included in the box
- Pair RWB90B 8" black tower speakers
- MB Quart NA2-400.2 2-channel amplifier
- MB Quart N2-WBT Bluetooth controller
- Rockville RWK8ATV 8 AWG OFC amp kit
- Mounting clamps and hardware
SKU: SKU: RWB80B+NA2-400.2+N2-WBT+RWK81
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Product Description
Engineered for bold, open‑air sound, this bundle pairs powerful 8" swivel tower speakers with a compact marine amplifier, a rocker‑mount Bluetooth controller, and an OFC wiring kit. Expect projection that reaches riders, wake, and shore with clean detail and presence. Gold‑plated connections and sealed components stand up to spray and sun, while the included 8 AWG kit simplifies a tidy, reliable install on boats and UTVs.
This Bundle Includes

RWB90B
RWB90 Marine Wakeboard Speakers offer 200W RMS power, marine-grade durability, and 360° swivel mounting. Designed for boats, Jeeps, and ATVs, 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.
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RWK8ATV
The RWK8ATV 8 AWG Amplifier Installation Kit delivers pure, reliable power for motorcycle, ATV, or UTV audio systems. With 100% OFC cables, pre-terminated ring terminals, and a complete set of accessories, this kit ensures secure connections and peak performance in any environment.
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N2-WBT
The MB Quart N2-WBT Bluetooth rocker switch controller adds clean, wireless audio control to ATVs, UTVs, and carts. Designed for standard switch mounting, it pairs fast, resists the elements, and delivers intuitive fingertip control with backlit visibility and RCA preamp outputs.

NA2-400.2
The MB Quart NA2 400.2 2-channel amplifier powers Polaris, ATV, UTV, RZR, and cart systems with full-range Class D performance. Marine-grade protection, Q-Stasis preamp circuitry, and ABYC/ASTM certification suit harsh environments. Switchable crossovers, gold-plated connections, and quick-disconnect wiring create a refined yet rugged power core for outdoor audio.
Features
Strong Outdoor Projection
High-sensitivity 8" drivers and tuned crossovers deliver clear, far‑reaching sound on the water.
Compact Marine Power
2-channel Class D amp outputs up to 200W x 2 @ 2Ω for dynamic headroom in small spaces.
Sleek Dash Control
Backlit rocker Bluetooth interface offers quick, glove-friendly audio control without a head unit.
Premium Power Delivery
100% OFC 8 AWG wiring and sealed fuse holder provide stable current and reliable protection.
Durable, Swivel Mounts
UV-coated brackets rotate 360° to aim coverage and resist corrosion season after season.

Technical Specifications
- Product Type Marine tower speaker, amplifier, Bluetooth, and wiring bundle
- Speaker Power Handling (RMS/Peak) 200W RMS / 300W peak per speaker
- Speaker Sensitivity 98dB @ 1W/1m
- Speaker Impedance 4Ω
- Amplifier Power (RMS) 200W x 1 bridged @ 4Ω; 200W x 2 @ 2Ω; 100W x 2 @ 4Ω
- Amplifier Class Full-range Class D; PWM MOSFET supply
- Weather Rating Water resistant, marinized components
- Wiring Kit 8 AWG OFC power/ground, 60A AGU fuse
- Weight Amp: 2.12 lb; Cable kit: not listed
- Dimensions Amp: 3.70" x 5.51" x 1.77"