Gauge Hole Media Receiver – MGH37BT

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SKU: MGH37BT Categories: ,


Made for iPhone

Plug in your iPhone® via the front USB input and control it directly from the receiver’s touchscreen.

Browse the music library, change songs, adjust volume and more. The receiver will display artist and track information and charge the connected device.

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Music Streaming & Hands-free Calling

Stream music, podcasts, and audiobooks from your smartphone and adjust tracks forward or backward directly from your Dual media receiver. Answer calls easily using the dedicated buttons.

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iPlug Smart Remote App

Use the Dual iPlug Smart Remote app on an Apple® or Android™ smartphone to control the receiver via Bluetooth.

Change the mode, station, song, volume, and settings directly from your smartphone without being in the receiver’s line-of-sight.


Versatile Input Options

Listen to your favorite songs from USB thumb drives or plug in any device that uses a 3.5mm headphone jack.

The USB and 3.5mm inputs are conveniently located on the front of the receiver. Charges most smartphones through the front panel USB.

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High Power Sound

50 Watts of peak power built-in for each of your 4 speakers.

Tailor your EQ curve to match your listening preferences. Choose from Pop, Rock, Jazz, Classic, Beat and Flat, or dial in and save your own custom setting.

Use the one pair of preamp outputs to add an amplifier for more volume in your system.


Conformal Coating

A transparent protective film is applied to surfaces of all interior printed circuit boards. This additional layer of defense guards against dust, condensation and corrosion – ensuring maximum longevity.

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High-Contrast LCD

The vibrant positive-type LCD (Liquid Crystal Display) provides enhanced visibility under the toughest boating environments. High-contrast black characters on a light blue background ensure readability in any situation – from total darkness to direct sunlight.

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UV Resistant

The faceplate and other exposed elements of the receiver are carefully injection-molded using high-temperature ultraviolet resistant resins, preventing them from breaking down in the sun and giving you peace of mind to enjoy your music on the water even during the sunniest of days.


Gauge Hole Installation

This receiver is designed to fit perfectly in the boat’s console gauge openings. With a 2.6”mounting depth and a 3”mounting diameter installation.

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IPx6 Waterproof

Dual gauge hole receivers are designed to meet the IPx6 waterproof standard. The receivers will not fail or allow water seepage when exposed to heavy splashing or rain.

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Zero Current Draw / Battery Indicator

This receiver has a zero current draw with memory backup to save your boat’s battery while still backing up your presets and keeping time.

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Built-In Weatherband Tuner

Use the weatherband tuner to stay one step ahead of storms while out on the water.



  • 3” Full color LCD
  • IPX6 rated waterproof
  • 240 Watts MOSFET Powered (60 Watts x 4)
  • Built-in Bluetooth® for audio streaming (A2DP, AVRCP, ID3)
  • Digital media receiver – does not play CDs
  • Direct USB control for iPhone® devices
  • Rear USB input (1 Amp)
  • 7 Channel weather band tuner
  • Rear RCA aux input
  • Camera input
  • 1 Pair RCA preamp outputs
  • Dual iPlug Smart Remote app via Bluetooth (Apple®/Android™)
  • 3 Band tone control (Bass/Mid/Treble)
  • 7 Preset EQ curves (Pop, Rock, Jazz, Classical, Beat, Flat, User)
  • Zero current draw
  • Low battery alert
  • ASTM B117 and ASTM D4329 compliant
  • Compatible with Dual MWR15 remote control (sold separately)
  • AM/FM Receiver with 30 Station presets (18FM/12AM)
  • Wireless remote control

Manuals (PDFs)



How to update:

  1. Copy all file into the USB thumb drive.
  2. Power on the Head unit
  3. Insert the USB thumb drive in USB port.
  4. The firmware will begin automatically
  5. When the firmware has completed, remove the USB thumb dive to resume normal operation.

To adjust the updated 2-Zone speaker control:

Long press Preset/Play/Pause button then it will cycle through the zone selection options as follows.

  1. Factory Default : Zone 1 + Zone 2
  2. Zone 1
  3. Zone 2

Smart Remote App

iPlug Smart Remote App

Read Prop 65 WARNING for California Residents

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