Roswell Marine RMA Subwoofer
Best all-in-one bass upgrade for boat owners seeking reliable marine audio.
This all-in-one package removes the headache of matching components, delivering deep, reliable bass that actually survives the salt and sun. You sacrifice the ability to mix and match individual parts, but you gain a perfectly tuned, plug-and-play system that sounds incredible on the water.
$348.99
at
Neptunian Marine
Who it's for
- Boat owners seeking long-lasting equipment for harsh saltwater environments
- Installers working with limited space or complex boat layouts
- Audiophiles wanting powerful bass that cuts through wind and engine noise
Who should skip it
- Owners of vessels with extremely shallow or restricted mounting cavities
- Budget-conscious shoppers looking for entry-level marine audio solutions
- Users without the space or budget for an additional amplifier
Performance breakdown
Marine Durability
Conformal-coated electronics provide robust protection against harsh saltwater and UV exposure.
System Integration
Matched amplifier and subwoofer pairing removes all guesswork from audio configuration.
Bass Output
Delivers deep, resonant low-end frequencies optimized for open-air marine environments.
Acoustic Precision
Klippel-tested engineering ensures high-fidelity sound reproduction and reliable motor performance.
Installation Flexibility
Bridgeable amplifier and versatile subwoofer design accommodate various boat cabin layouts.
Power Efficiency
High-efficiency Class-D topology maximizes output while minimizing strain on boat batteries.
Key Specs
Subwoofer Nominal Diameter
10 inches
Subwoofer Continuous Power (RMS)
250 Watts
Subwoofer Impedance
4Ω
Amplifier Topology
High-Efficiency Class-D
Amplifier RMS Power (4Ω)
165W x 2 channels
Amplifier Bridged Power (4Ω)
550W x 1 channel
Subwoofer Mounting Depth
5.08 inches
Frequency Response
35Hz - 300kHz
Waterproof
false
Mounting Type
Freestanding
Know before you buy
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