Boss Audio Systems MGR300B Marine Gauge Style Stereo Receiver

The Boss Audio Systems MGR300B is a compact marine-grade stereo receiver designed to fit in a standard gauge hole, making it perfect for boats, UTVs, ATVs, and other powersports vehicles where space is limited. This weatherproof receiver delivers reliable audio performance in harsh outdoor environments.

Key Features:

• AM/FM radio receiver with switchable US and EU tuner frequencies
• IPX5 water-resistant and dustproof rating for marine and powersports use
• Conformal coated PCB for added protection against moisture and corrosion
• 60 watts x 4 channel amplification for powerful sound
• Compact 3.15-inch (80mm) cutout diameter fits standard gauge openings
• Bluetooth audio streaming for wireless music playback
• USB port with 1A charging capability and firmware update support
• Aux-in jack compatible with iPod, iPhone, smartphones, and MP3 players
• Front pre-amp outputs for adding external amplifiers
• Radio preset memory retains settings even when battery is disconnected
• Plays MP3 and WMA audio files from USB devices

Ideal for marine, motorcycle, ATV, UTV, and golf cart installations where a traditional DIN-sized stereo won't fit. The MGR300B provides full-featured audio control in a compact, weather-resistant package.