Congratulations on your choice of GMR-3 AM/FM Bluetooth
Source Unit by MB Quart. For more detailed information about
the product, please visit our website at www.MBQuart.com
CAUTION
Always consider consulting a professional audio installer
before installing any audio components. Be careful and take
your time. Do not let wires make contact with metal edges or
hot engine components.
General Information
Marine & Powersports Source Unit
AM/FM Radio
160 Watts Peak Power
Pre Amplifier Unbalanced Line Outputs
Gauge Mount
Splash Proof LCD with Clock
Add up to 2 wired remotes
MB Quart Bluetooth Connect
Bluetooth Connection
USB Input
Auxiliary RCA Input
Installation & Power Specifications
4 Channels x 40 Watts (160 Watts Peak Power)
2-7/8” / 73.02mm Total Mounting Depth
3-3/16” / 80.962mm Cut Out Diameter
AM / FM Section
USA Frequency: FM87.9 – 107.9MHz / AM530-1710kHz
Europe Frequency: FM87.5 – 108MHz / AM522 – 1620kHz
Intermediate Frequency: 10.7MHz
Noise Limit Sensitivity: >5uV
Intermediate Frequency Rejection: 50dB
MP3 Section
Signal to Noise Ratio: >55dB
Frequency Response: 20Hz – 20KHz
A/D Conversion Filter: 16BIT
Audio & Other Section
Power Output: 4 x 40 Watts Maxx
Power: DC +12 Volt Battery
Load Impedance: 4 - 8 Ohms / Channel
