DS18 HYDRO Flush Mount Full Range Digital Marine 4-Channel AMP w/Voltmeter - 1200W [NXL-F4] Trailering | Bearings/Hubs/Brakes With its easily replaceable Lithium

With its easily replaceable Lithium AA battery power source

Back flow prevention

Sheave Ø: 30mm(1-3/16")

Box Dimensions: 2"H x 6"W x 37"L WT: 2 lbs

DS18 HYDRO Flush Mount Full Range Digital Marine 4-Channel AMP w/Voltmeter - 1200W [NXL-F4] Trailering | Bearings/Hubs/Brakes With its easily replaceable LithiumHYDRO Flush Mount Full Range Digital Marine 4 Channel AMP w Voltmeter 1200W Whether you are the type of audio enthusiast that likes to hit the open road on his bike, ride the rough trails on your side by side, or cruise the open waters, you are going to need a powerful and waterproof rated amp that has a small footprint and also makes great power. The F4 is an exact duplicate of the very popular NXL 400. 4 but is now offered in flat mount