Pioneer Weatherproof Compact Monoblock Marine Amplifier - 300W 
R1 650.4 4-Channel Marine Amplifier
The R1 650.4 marine-grade amplifier from Roswell, is everything a boat’s audio system has always wanted. These stackable amplifiers utilize a 4-channel Class-D design that puts out 100 watts RMS per channel at 4Ω and is perfect for powering an R1 6.5″ marine speaker setup.
Easily bridge and tune with the calibrated crossover controls. Because LEDs create lots of noise issues, this amp features differential RCA inputs for maximum noise rejection. The R1 650.4 is built with fully conformal-coated PCBs and nickel-plated marine-grade wire terminals to ensure their quality.
Features:
- Ch 1-4 calibrated crossover (FULL/HPF/LPF)
- Space-saving stackable design
- Bridgeable 4-channel design
- Marine-grade durability
- 2 Ohm Stable at 165 watts per channel
- High-Efficiency Class-D Topology
- 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: 100W x 4 / 2Ω: 165W x 4
- Bridged: 4Ω: 300W x 2
- 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
- Dimensions: Inches: 1.90 x 7.06 x 11.125 Centimeters: 4.83 x 17.94 x 28.26
Brand
Roswell Marine
Accessories
- Roswell Marine Amp Wiring Kit
- Roswell 5M 6-Channel RCA Cable
- Roswell .5M 2-Channel RCA Cable
- Roswell 1M 2-Channel RCA Cable
- Roswell 5M 2-Channel RCA Cable
- Roswell 1M to 2F Y Adapter
- Roswell 1F to 2M Y Adapter
- Roswell R1 Amp Spacers
- Roswell 1-In 2-Out Ground Distribution Block
- Roswell 1-In 4-Out Fused Distribution Block
- Roswell 1-In 4-Out Ground Distribution Block
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