G-Mouse ZYM-GM7033-MF

Introduction
Key Features
Parameters
Applications
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Introduction

ZYM-GM7033-MF is a compact QZSS/GPS/GLONASS G-Mouse GNSS receiver designed for reliable positioning and navigation applications. Based on the MediaTek MT3333AV SOC platform, it integrates a high-gain ceramic patch antenna, RS232 interface, NMEA output and IP67 waterproof structure, delivering stable positioning performance for vehicle navigation, tracking, surveying, security and agriculture applications.

Key Features

Integrated Multi-Constellation Receiver Solution

ZYM-GM7033-MF integrates GNSS receiver, antenna, backup memory and RS232 communication in one compact G-Mouse design, supporting QZSS, GPS and GLONASS positioning for easy system integration
High-Performance Satellite Tracking

With high sensitivity down to -165 dBm, 99-channel satellite tracking and 100 ms re-acquisition time, the receiver supports stable positioning performance in urban canyon and low-signal environments
Reliable Navigation Data Output

The receiver supports 10 Hz position update rate and NMEA 0183 Version 4.1 ASCII output, including GGA, GSA, GSV and RMC messages, with selectable baud rates and default 115200 bps for flexible integration with host systems
Rugged Design for Practical Applications

Featuring an IP67 waterproof structure, 900±40 mm cable, built-in high-gain ceramic patch antenna and operating temperature from -40℃ to +85℃, the receiver is suitable for vehicle navigation, tracking, security, agriculture and outdoor positioning applications

Parameters

Performance
Connectivity
Mechaical
Environmental
Drawing

Signal Received

QZSS / GPS / GLONASS

GNSS Chip / SOC

MediaTek MT3333AV

Channels

176

Sensitivity

-165 dBm

Position Accuracy	<2 m CEP50, no SA
Velocity Accuracy	0.1 m/s, no SA
Time Accuracy	1 second synchronized GNSS time
Baud Rate	115200 default; 4800, 9600, 19200, 38400 selectable

Dimensions	55±0.5 × 47±0.5 × 17.50±0.5 mm
Connector	Small 5557 Connector
Mounting	Foam adhesive
Interface Pin Order	1 GND; 2 VCC; 3 TXD; 4 RXD
Input Voltage	5.0 ±10% V DC / DC 3.3–5 V
Input Current	<80 mA