GL300W Series

WCDMA/GSM Advanced Asset Tracker
Product Description: 


The GL300W Series includes two GPS trackers that are designed for lone worker safety and asset monitoring applications. The ergonomically designed button makes the series ideal for applications requiring rapid emergency alert or instant geo-fencing based on current location. The series supports both 2G and 3G network for a wide application across the world.

  • Water resistant
  • Embedded full-featured @Track protocol
  • Internal u-blox GPS chipset
  • Internal WCDMA/GPS antennas

  • Thumb sized button allowing easier emergency alert or instant geo-fence setting
  • Internal 3-axis accelerometer for power saving and motion detection

  • Full power management , can be connected to external DC power or battery
  • FCC/PTCRB/AT&T certified (GL3028W)
  • CE/FCC (GL300W)


GL3000W Product Series

Model No. Region Technology Operating Band (MHz)
GL300W Worldwide UMTS/HSPA/GSM

UMTS 850/1900/2100 MHz

GSM 850/900/1800/1900 MHz

GL3028W North America UMTS/HSPA/GSM

UMTS/HSPA 850(B5)/850(B6)/900(B8)/1900(B2)/2100(B1) MHz

GSM 850/900/1800/1900 MHz


RF Specifications

Operating Band

GSM/GPRS: 850/900/1800/1900 MHz


850(B5)/900(B8)/1900(B2)/2100(B1) MHz

Transmitting Power


850/900, 33 dBm

1800/1900, 30 dBm


All bands, 23 dBm

HSPA Data Rate 5.6 Mbps upload/7.2 Mbps download
HSPA Fallback EDGE/GPRS/GSM quad band, EDGE MCS1-MCS9, 3GPP Release 6

GPS Specifications

GPS Chipset u-blox All-In-One GPS receiver

Autonomous: -147 dBm

Hot start: -156 dBm

Reacquisition: -160 dBm

Tracking: -162 dBm

Position Accuracy (CEP)

Autonomous: < 2.5m

SBAS: < 2.0m

TTFF (Open Sky)

Cold start: 29s average

Warm start: 27s average

Hot start: 1s average


Digital Inputs Two digital inputs
One positive trigger for ignition detection
One negative trigger input for normal use
Power Button Power on and power off, can be disabled by the air interface protocol
Function Button With Vibration Feedback Emergency alert or instant geo-fence
UMTS/HSDPA and GSM Antennas Internal only
GPS Antenna Internal only
Indicator LED CEL, GPS and power
Mini USB Interface For external power and configuration

General Specifications



Weight  93g
Internal Battery Li-Polymer 2600 mAh
Water Resistance IPX5 compliant
Charging Voltage 5V DC
External Battery Voltage 3.5V to 4.2V DC
Operating Temperature -20℃ ~ +55℃

Air Interface Protocol

Transmit Protocol TCP, UDP, SMS
Scheduled Report Report position and status according to preset time schedules
Low Power Alarm Alarm when backup battery is low
Geo-fence Support up to 5 geo-fence regions
Power On/Off Report Report when the device is powered on or off
SOS/Emergency Alarm SOS alarm when function key is pressed
Special Alarm Special alarm based on the digital input
Motion Detection Motion alarm based on internal 3-axis accelerometer