Boss Audio MGR300B Marine Stereo w/AM/FM/BT/USB

Available: 6 - Same Day Shipping (M-F)
Manufacturer: Boss Audio
Part Number: MGR300B
UPC: 791489132534
SKU: 94388
PRICE: $96.04 --- MSRP: $149.99 --- Discount 36%
NOTE: NO SALES TAX except WA State


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MGR300B 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.


  • The marine digital media receiver 
  • White LCD Display with Blue Back-lit Illumination
  • Weather Band
  • AM/FM with 18 presets
  • Water-proof, conformal coated circuit boards

Technical Specifications:

  • 240 Watts peak power
  • Mounting hole – 3″ Round
  • Chassis type – Gauge style
  • Presets – 12 FM/6 AM

In the Box:

  • MGR300B Stereo head unit
  • Silicone cover
  • Mounting hardware
  • Owner’s manual 

*SiriusXM Promotion – Get 3 Free Months SiriusXM Streaming Service – LINK  

*Sold as an Individual 

SKU: 94388 Categories: ,
Owners Manual (pdf)
Brochure Literature (pdf)
Auxiliary Input Yes
Bluetooth Yes
Color Black
Cover Included Yes
NMEA 2000 No
Power - Output (Watts) 240
RCA Input Yes
RCA Output Yes
SiriusXM Ready No
Wired Remote Capable No
Wireless Remote Capable No


Boss Audio

Boss Audio
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