![Boss Audio MGR300B Marine Stereo w/AM/FM/BT/USB [MGR300B] Cotton reverse polarity and over-voltage protection](https://cdn.shopify.com/s/files/1/0704/3376/7726/files/94388XL.jpg?v=1711837098)
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reverse polarity and over-voltage protection
making the new bow thruster suitable for almost all boats
Water Saver - starts a timed flush using half of the water of a normal flush
Alternator 120 Amp 12V 3
Defense/Military
Boss Audio MGR300B Marine Stereo w/AM/FM/BT/USB [MGR300B] Cotton reverse polarity and over-voltage protectionMGR300B Marine Stereo with AM FM BT USB The MGR300B stereo packs a lot of features into a compact round, gauge style design that fits into a standard gauge opening. Crank up some AM FM radio, or plug a compatible device into the rear USB Aux input. The large backlit LED display lets you see what you're hearing with just a glance, while the IPX6 rated water resistant face panel and big, easy to use controls are made to resist sun, salt, and moisture.
