Roswell RMA 10 Inch Subwoofer Package Marine Amplifier

Powerful, reliable, and designed for marine adventures, the Roswell RMA 10 Inch Subwoofer Package takes the guesswork out of upgrading your boat’s audio. This sleek Black package combines a high-performance 10" subwoofer with a dedicated R1 550.2 Marine Amplifier to deliver concert-worthy bass on the water.

Inside This Box: RMA 10" Subwoofer and the R1 550.2 Marine Amplifier, engineered to provide clean, dynamic bass that stands up to engine noise and open-air environments.

• RMA 10" Subwoofer
• R1 550.2 Marine Amplifier

The RMA 10" subwoofer is built with a truly versatile design that will outperform an infinite baffle, offering deeper, tighter bass and improved overall sound quality for your marine audio system.

Key benefits:

• All-in-one solution that simplifies marine audio upgrades
• Powerful 10" woofer for enhanced low-end presence on board
• Dedicated marine amplifier for reliable, consistent performance
• Versatile design to deliver rich bass in a variety of boating environments

Elevate every voyage with clear, punchy bass and immersive sound—whether you’re cruising, entertaining guests, or gripping wakeboard sessions. Upgrade to the Roswell RMA 10 Inch Subwoofer Package Marine Amplifier and feel the difference on the water.

RMA 10" Subwoofer Package - Black

Roswell's RMA 10″ subwoofer package takes out the stress of shopping for the correct amp. 

Inside This Box:

• RMA 10” Subwoofer
• R1 550.2 Marine Amplifier

RMA 10" Subwoofer

The RMA 10" marine subwoofers have a truly versatile design that will outperform an infinite baffle configuration as well as being suited for sealed and ported enclosures. This sub will handle 250-watt RMS and have an excellent low-end extension. All of this is packed into durable marine-grade plastic housings that need just over 5" of mounting depth, giving users ample placement possibilities. Pairs perfectly with the R1 1000.1 marine amplifier.

Features:

• Custom-machined wire terminals allow for rock-solid wire connections
• Klippel® tested and certified to guarantee acoustic performance
• Klippel® optimizes motor structure for maximum power handling and sound quality 
• Extreme salt and UV resistance

Specifications:

• Color: Black
• Continuous Power (RMS): 250 Watts
• Peak Power (RMS): 500 Watts
• Sensitivity: 88dB @ 1W/1M
• Frequency Response (+ / - 3 dB): 35Hz - 300kHz
• Impedance Ω: 4Ω

Dimensions:

• Nominal Diameter: 10 in. I 25.4 cm
• Overall Diameter: 10.85 in. | 27.5 cm
• Basket Diameter: 9.25 in. | 23.5 cm
• Mounting Depth: 5.08 in. 12.9 cm
• Total Depth: 7.02 in. 17.8 cm

R1 550.2 2-Channel Marine Amplifier

Roswell’s R1 550.2 is the ideal amp to run an R1 tower speaker setup. It’s a 2-channel Class-D design that puts out 165 watts RMS per channel at 4Ω and 275 watts RMS per channel at 2Ω. It features calibrated crossover controls, differential RCA inputs for maximum noise rejection, fully conformal-coated PCBs, and nickel-plated marine-grade wire terminals.

Features:

• Ch 1-2 calibrated crossover (FULL/HPF/LPF)
• Space-saving stackable design
• Bridgeable 2-channel design
• Marine-grade durability
• 4 Ohm Stable at 165 watts per channel
• High-Efficiency Class-D Topology
• 2 Ohm Stable at 275 watts per channel
• Conformal-coated PCBs 
• The lit logo power indicator lets you know your amp is receiving power
• Nickel-plated wire terminals
• Switchable Differential RCA inputs minimize interference and induced noise

Specifications:

• Continuous Power (RMS): 4Ω: 165W x 2 / 2Ω: 275W x 2
• Bridged: 4Ω: 550W x 1
• Frequency Response: 10Hz – 25Hz
• Input Sensitivity: 0.2–10.0V
• HPF (High Pass Filter): 30Hz – 300Hz
• LPF (Low Pass Filter): 30Hz – 300Hz
• Bass EQ: 0-18dB @ 45Hz
• Subsonic Filter: 10Hz – 55Hz
• Phase Control: 0-180º
• Dimensions: Inches: 1.90 x 7.0625 x 11.125 Centimeters: 4.83 x 17.94 x 28.26