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MB QUART GMR-1.5B Marine Receiver w/Bluetooth/USB/Aux+(4) Rockville 8" Speakers

GMR1.5B+(2) RKL80MB
$614.99 $224.85
(You save $390.14)
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, 23500
AS-GMR1.5B+(2) RKL80MB

Warranty Information:


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Items included in this bundle

Package Includes:

  • (1) MB Quart GMR-1.5B Marine Gauge Receiver w/Bluetooth/USB/Aux For ATV/UTV/RZR
  • (2) Pair Rockville RKL80MB 8" 900 Watt Black 2-Way Marine Boat Speakers w/LED's


MB Quart OFF-ROAD & Marine Multimedia Source Unit with 160 Watt internal amplifier features Bluetooth.


Compatible Vehicle Fitment


Marine Grade Protection / IPX Rating

This product has been designed and tested against the elements. Waterproof, dustproof, snowproof or shockproof. Built to handle the outdoors. Meets or exceeds IP67 requirements for water and dust proofing.

Apple® Control

Quick control and access of music apps via iPhone, iPod and iPad.

Source Type

Bluetooth® Enabled Gauge Mount Radio allows all access to content from Bluetooth enabled devices.

Input Types

Bluetooth, RCA, USB

Control Buttons

Unit is adjusted by master knob and 9 control buttons on faceplate.

Bluetooth® Connect

Bluetooth® Connect allows your phone or other Bluetooth enabled device to be quickly paired to the controller without a complicated pairing process.

Secure Simple Pairing™

Quick and secure wireless connection between your Bluetooth enabled device. This reliable connection is impervious to outside interference, providing a lock-tight connection to your audio system.


No more frustration with trying to pair. When the unit powers up, it immediately connects to the last device connected. For a first time connection, you only have to select "MB Quart" from your Bluetooth menu and you are connected, QUICKLY.

Built-In Power

Four channels of output. These channels remain active when running an external amplifier (RCA Output) to run additional subwoofer in the vehicle.

Control Method

Unit is adjusted by master knob and 9 control buttons on faceplate.

Additional Inputs

1 Pair (Aux), 1 USB

USB / Apple® / Charging Port


Bluetooth® Version

Version 4.0


  • Weight: 1.85 lbs
  • Dimensions: 5.95 × 5.95 × 6.82 in
  • Type: Source Unit
  • Brand: MB Quart
  • Series: Nautic
  • Category: Marine, Powersports, RV
  • Condition: New
  • Color: Black
  • Warranty: 1 Year
  • IPX Rating: IPX67
  • Compatible Vehicles: Universal
  • Source Unit Bluetooth Range (ft): 32
  • Source Unit RMS Power Output (watts): 4 x 20
  • Source Unit Peak Power Output (watts): 4 x 40
  • Source Unit Pre-amp Outputs (Y/N #): 1 Subwoofer Out, Yes
  • Source Unit Pre-amp Voltage: 4.0V
  • Source Unit Minimum Impedance (ohms): 4
  • Source Unit Dimensions Mounting Hole (in): 2.99
  • Source Unit Dimensions Total Mounting Depth (in): 3.14
  • Source Unit Dimensions Mounting Bezel (Round) (in): 4.75
  • Proposition 65 Notice: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Video of RKL80MB:


  • Pair of 8" Marine LED Speakers
  • 16.4 feet of Speaker Wire
  • Stainless Steel Mounting Screws
  • Pair Black Grills


  • Pair Rockville RKL80MB 8" 2-Way 900 Watt Black Marine Boat Speakers with LED Lights
  • Power Rating: 450 Watts Peak / 100 Watts RMS Per Speaker
  • Total Power Per Pair: 900 Watts Peak / 450 Watts RMS
  • Beat sync LED's flash to the rhythm of the music
  • You can select either red or blue color LED's on the wire harness
  • No extra installation for the LED. It gets a power signal through your speaker wire
  • The louder the music the more intense the LED's flash
  • IP66 waterproof rating
  • Fully Marinized Against Salt & Fresh Water Conditions
  • UV treated cone makes this completely Waterproof and rustproof
  • Anti-corrosion Stainless Steel Terminals
  • Molded ABS plastic for amazing sound and protection from the elements while out on the water
  • Polypropylene Formed Cone
  • 22 Oz Y30 magnet supports high power handling
  • Rubber Surround
  • High quality ferrite magnet
  • 1" inch PEI Tweeter
  • 8" Woofer with Oversized 1.2" CCAW Kapton Voice Coil
  • Pre-installed Stainless-Steel mounting screws included
  • Perfect for Marine, Car, ATV and UTV applications
  • Impedance: 4-Ohm
  • Frequency Response: 40Hz - 20KHz
  • Sound Pressure Level: 89dB @ 1w/1m
  • Total Diameter: 8.07"
  • Cutout Diameter: 6.89"
  • Total Height: 4.84"
  • Mounting Depth: 3.54"
  • Perfect for marine, ATV, outdoor use

  • UPC:
  • 613817121303

WARNING: Cancer and Reproductive Harm — www.P65Warnings.ca.gov

New orders ship within 1 business day
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