Simplify your audio setup without sacrificing performance. The MRB3 is a compact, weatherproof media controller designed to replace bulky head units while still delivering the features and power you expect from a full-size system. Whether you're riding in your UTV, cruising in your Jeep, or out on the water, this unit gives you clean, reliable control in a much smaller footprint. With a compact controller and a hidden “brain” unit, the MRB3 measures just over 3 inches wide and less than 1 inch deep—making it easy to mount almost anywhere on your dash. It’s a clean solution for builds where space is limited but performance still matters. Compact Design, Full-Size Performance The MRB3 is built for real-world installs where space is tight and conditions aren’t always ideal. Its low-profile design allows for flexible mounting, while the hide-away brain keeps your dash uncluttered. Ultra-compact controller – just over 3" wide and under 1" deep Hide-away brain unit for a clean, minimal install Perfect for UTVs, Jeeps, trucks, and boats Easy placement in tight dash spaces All the Features You Actually Use The MRB3 keeps things simple but powerful. You get the essential audio sources you want, without unnecessary complexity. Bluetooth connectivity for wireless streaming AM/FM radio for traditional listening Auxiliary input for added flexibility USB charging to keep devices powered Built-In Power That Delivers Don’t let the size fool you—this unit packs serious output. The built-in amplifier is 2-ohm stable and delivers up to 200W of power, making it capable of running multiple speakers with clear, consistent sound. 200W max power output 2-ohm and 4-ohm stable Capable of powering up to 8 speakers Clean, crisp audio performance Expandable Audio System If you want to take your system further, the MRB3 gives you room to grow. With a 4V RCA pre-out, you can easily add an external amplifier or powered subwoofer for a more complete setup. 4V RCA low-level pre-out Compatible with amps and subwoofers Great for building a full audio system over time Designed for Off-Road Conditions This unit is built to handle the environments you actually ride in. From dust to moisture, the weatherproof design helps ensure consistent performance wherever you go. Weatherproof construction Durable for off-road and marine use Reliable performance in harsh conditions Simple, Glove-Friendly Controls The MRB3 keeps control easy, even when you're wearing gloves. The large display and tactile buttons make it easy to adjust settings without distraction. Large hyper-white LED display for visibility in all conditions Backlit rubber-coated buttons Glove-friendly controls Quick access to volume, track, and playback Sound Tuning Made Easy Fine-tune your audio to match your setup with built-in EQ presets designed to enhance different listening environments. 6 preset EQ options Adjustable sound profile Better listening experience on and off the trail Quick, Straightforward Installation The MRB3 is designed for a simple install process with minimal hassle. The compact size and included wiring make it easy to integrate into your setup. Plug-and-play style installation 5 ft cable between controller and brain unit Flexible mounting options Specifications Bluetooth, Aux-in, FM & AM sources Compact controller with amplifier Weatherproof durability 2-ohm and 4-ohm stable, 200W max power Volume, track, play/pause controls 6 preset EQ options 3.5mm AUX-in & USB charging Plug-and-play installation 4V RCA low-level pre-out Adjustable hyper-white LED backlighting 5 ft controller-to-brain cable