New MB Quart Marine Boat Yacht ATV Plug Gauge Mount Bluetooth AM/FM Radio Stereo Receiver

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New MB Quart Marine Boat Yacht ATV Plug Gauge Mount Bluetooth AM/FM Radio Stereo Receiver

Bluetooth™ Connect 

The MB Quart Nautic GMR Marine & Powersports source units are the perfect solution for any vehicle that will be exposed to the elements. The GMR line has been extensively tested to be waterproof, dust proof and UV stable. MB Quart’s Bluetooth Connect allows you to stream music from your favorite handheld device via Bluetooth™ opening up a world of entertainment options. The GMR-2 features Apple control which brings more control between your Apple devices. The RCA auxiliary audio input on the rear can be used to play the audio from other sources like satellite radios or non-Bluetooth portable devices. The GMR units also play digital MP3 or WMA files through the rear USB port. Additionally, the GMR-2 allows for the addition of 1 or 2 wired GMRWDR remote controls.

Bluetooth™ Connect

Whoever brings the best music in their mobile device can be the DJ. Bluetooth™ Connect allows the Nautic GMR powered Bluetooth source units to easily connect BT enabled devices and puts the music right at your fingertips.

AM/FM and Pre Amp

The MB Quart Nautic GMR-1 and GMR-2 are the control units for your Marine or Power Sports vehicle. Designed with a powerful tuner section and the ability to drive two discreet channels of outboard amplification.

Big Power

The Nautic GMR-1 and GMR-2 have built in power. Four channels with 40 watts of output. These channels remain active when running external amplifiers so you can run additional speakers in the cabin.


Optional PSAP-2 Dual Input Waterproof powersports accessory plug. Easy to access USB and 3.5mm input with a 10’ USB and RCA extension. MAXXLINK quality and tested. Requires 1” cutout in mounting surface.

Extra Controls

The GMR-2 allows for additional control wired remote controllers. With the optional GMRWDR your phone can be tucked safely way while connected to Bluetooth and a GMRWDR controller can be mounted up front in the cabin with a second unit on the swim platform.

Splash Proof

The lens of the Nautic GMR powered units have been treated to resist fresh and saltwater splashing, dust devils, mud and adult beverages.

Source Unit Options 

MB Quart offers both AM/FM, Bluetooth source units with built-in amplifiers or smaller Bluetooth controllers that require an external amplifier or two. Regardless if your system is simple or complex, there is a solution for your build. Use this chart to compare features of all current models. 

General Features:

  • AM/FM Stereo Radio
  • Bluetooth Audio Streaming
  • USB Charging
  • USB Audio
  • iPod / iPhone Control (USB)
  • RCA Output
  • Auxiliary RCA Input
  • Accessory Remote Output
  • Speaker Output


1 Year By Road Entertainment