Roswell R1 650.4 Amplifier

Unleash Unrivaled Audio Power

Introducing the Roswell R1 650.4 Amplifier – the missing piece your boat’s audio system has been longing for. Designed by Roswell, this marine-grade amplifier is a gateway to audio excellence. With a stackable 4-channel Class-D configuration, each channel pumps out a formidable 100 watts RMS at 4Ω. It’s the perfect match for driving your R1 6.5″ in-boat speaker setup, creating an auditory journey like no other.

Precision Engineering for Maximum Performance

Precision defines the Roswell R1 650.4 Amplifier’s design. Calibrated crossover controls allow you to fine-tune your audio experience, adapting it to your preferences. The differential RCA inputs counteract noise issues that LEDs often introduce, ensuring pristine sound quality. The fully conformal-coated PCBs and nickel-plated marine-grade wire terminals guarantee durability, even in challenging marine environments.

Features That Define Excellence

The Roswell R1 650.4 Amplifier boasts a range of features that set it apart. The lit logo power indicator keeps you informed about the amplifier’s status, allowing you to stay connected to your music. The bridgeable 4-channel design offers customization options, and the stackable Class-D design optimizes space while preserving performance.

• Ch 1-4 calibrated crossover (FULL/HPF/LPF)
• lit logo power indicator lets you know your amp is receiving power
• Bridgeable 4-channel design
• Marine-grade durability
• 2 Ohm Stable at 165 watts per channel
• Bluetooth USB port
• Differential RCA inputs
• Tiffany RCA inputs
• Conformal-coated PCBs
• Nickel-plated wire terminals
• Nickel-plated wire terminals
• Stackable Class-D design

• Continuous Power (RMS)
4Ω: 100W x 4 2Ω: 165W x 4

• Bridged
4Ω: 300W x 2

• Frequency Response
10-25 kHz

• Input Sensitivity
0.2 – 10.0V

• HPF (High Pass Filter)
30Hz – 300Hz

• LPF (Low Pass Filter)
30Hz – 300Hz

• Bass EQ
0 ~18dB @ 45Hz

• Dimensions
Inches: 1.90 x 7.0625 x 11.125 Centimeters: 4.83 x 17.94 x 28.26