The GV300 series includes two models designed for light duty vehicle applications. The series features multiple interfaces including one RS232 serial port, one smart input, a two-way audio interface, etc. to support a wide variety of external accessorie

  • Wide operating voltage range 8V to 32V DC
  • Internal u-blox chipset
  • Low power consumption, long standby time with internal battery
  • Quad band GSM/GPRS 850/900/1800/1900 MHz
  • Embedded full featured @Track protocol
  • Multiple I/O interfaces for monitoring and control
  • Internal 3-axis accelerometer supporting driving behavior monitoring, power saving and motion detection
  • Internal GSM antenna
  • Internal and external GNSS antenna
  • CE/FCC/E-Mark certified

General Specifications

Dimensions 80mm(L) x 49mm(W) x 26mm(H)
Weight 72g
Backup Battery Li-Polymer, 250 mAh
Operating Voltage 8V to 32V DC
Operation Temperature -30℃ ~ +80℃      -40℃ ~ +80℃ for storage  (GV300)

-30℃ ~ +70℃      -40℃ ~ +70℃ for storage  (GV300W)


GSM Specifications


Quad band:  850/900/1800/1900 MHz

Compliant to GSM phase 2/2+

-Class 4 (2W @ 850/900 MHz)

-Class 1 (1W @ 1800/1900 MHz)


GPRS multi-slot class 12 (10 by default)

GPRS mobile station class B

UMTS/ HSPA Specifications (GV300W)

Frequency UMTS: 850/1900/2100 MHz

UMTS: Class 3 (0.25W@850/1900/2100 MHz)

Data Transmission HSDPA R5: Max 3.6Mbps (DL)

WCDMA R99: Max 384Kbps (DL)/Max 384Kbps (UL)


GNSS Specifications

GNSS Type u-blox All-In-One GPS receiver
Sensitivity Autonomous: -147 dBm

Hot start: -156 dBm

Reacquisition: -160 dBm

Tracking: -162 dBm

Position Accuracy (CEP) Autonomous: < 2.5m
TTFF (Open Sky) Cold start: 27s average

Warm start: 27s average

Hot start: 1s average



Digital Inputs

1 positive trigger input for ignition detection

2 negative trigger inputs for normal use

Configurable  Input 1 special input can be configured as a negative trigger digital input or an analog input (0V-16V)
Analog Input 1 analog input (0.3V-16V)
Digital Outputs 2 digital outputs, open drain, 150 mA max drive current
Latched Digital Output 1 digital output with internal latch circuit, open drain, 150 mA max drive current
Two-way Audio Interfaces

2 differential outputs

1 single end input

Cellular Antenna Internal only
GNSS Antenna Internal antenna and optional external antenna
LED Indicators CEL, GNSS, PWR
Mini USB Interface Used for upgrading and debugging
Serial Port 1 RS232 serial port on 16 pin molex type connector, for external devices (GARMIN protocol support)


Air Interface Protocol

Transmit Protocol TCP, UDP, SMS
Scheduled Report Report position and status based on preset time intervals, distance, mileage or a combination of these settings
Geo-fences Geo-fence alarm and parking alarm, support up to 20 internal geo-fence regions
Low Power Alarm Alarm when backup battery is low
Power On Report Report when the device is powered on
Tow Alarm Alarm for tow event in ignition-off state
Antenna Disconnect Alarm Alarm when external GPS antenna is disconnected
Driving Behavior Monitoring Aggressive driving behavior detection, including harsh braking, acceleration, etc.
Crash Detection Accident data collection for reconstruction and analysis
Special Alarm Special alarm based on digital/analog inputs
Remote Control OTA control of digital outputs


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