Description
MB Quart GMR-7V1.2 7" Marine Touchscreen Source Unit
The MB Quart GMR-7V1.2 is a 7-inch waterproof touchscreen source unit designed for marine, powersports, and outdoor environments. Built with IPX67-rated protection and enhanced wireless connectivity, it delivers seamless smartphone integration, advanced audio control, and rugged durability for all-weather performance.
Wireless Connectivity & Control
- Wireless and wired Apple CarPlay® support
- Wireless Android Auto integration
- Bluetooth® 5.0 with Secure Simple Pairing™ and Quick-Pair™
- AM/FM/WB tuner with presets and RDS information
- 7-inch high-contrast touchscreen with master knob and control buttons
Audio Performance & Expansion
The GMR-7V1.2 features three pairs of 4V pre-amp outputs (front, rear, and subwoofer), enabling clean signal delivery for expanded audio systems. Dual-zone capability allows independent control of multiple listening areas, making it ideal for multi-speaker setups.
Fine-tune your system with a built-in 10-band graphic EQ and independent subwoofer level control with selectable low-pass filtering.
Inputs, Outputs & System Integration
- Two USB inputs for media playback and device connection
- Aux input and microphone input for expanded functionality
- Two camera inputs with independent trigger wires
- One video output (RCA, no audio)
- MOLEX connector for simplified installation and removal
Integrated Control Systems
This unit includes a built-in auxiliary switching system with four 300mA trigger outputs, allowing control of external accessories. An integrated RGB lighting controller (500mA max) enables lighting customization directly from the source unit.
Marine-Grade Durability
Engineered under MB Quart’s LIFE SHIELD standard, the GMR-7V1.2 meets or exceeds IPX67 requirements for water and dust resistance. It is built to withstand harsh outdoor conditions including moisture, dust, and vibration.
Installation & Fitment
Designed for universal applications, this unit features a mounting cutout of 6.5" x 8.25" and a shallow mounting depth of 2.5", making it suitable for a wide variety of marine and powersports dashboards.
Specifications
| Type | Source Unit |
| Display | 7" Full Color LED Touchscreen |
| IP Rating | IPX67 |
| Bluetooth Version | 5.0 |
| Bluetooth Range | 32 ft |
| Preamp Outputs | 3 Pair (Front / Rear / Subwoofer) |
| Preamp Voltage | 4.0V |
| Frequency Response (Aux In) | 20Hz – 20kHz |
| FM Frequency Range | 87.5MHz – 107.9MHz |
| AM Frequency Range | 530 – 1710kHz |
| Weather Band | NOAA (162.400 – 162.550 MHz presets) |
| Video Inputs | 2 (RCA, No Audio) |
| Video Output | 1 (RCA, No Audio) |
| USB Inputs | 2 |
| Aux Input | 1 Pair |
| Mounting Dimensions | 6.5" x 8.25" |
| Mounting Depth | 2.5" |
| Warranty | 1 Year |