ES620 is a 2G (GSM/GPRS) GPS tracker with an internal battery (1000mAh). It supports AGPS. The device standby time is 100 days if one report per day. It supports TCP/UDP and HTTP for reporting location information. Also ES320 has voice communication capability. It can call or send message to a pre-configured phone number. ES320 will automatically switch to cell-ID based location reporting whenever GPS is not available. It can work in humid environment because of its waterproof design.

Main Functions

● Tracking

● Geofence

● SOS Button

● Over Speed Limit

● Mileage

● 3-Axis Accelerometer

● Storing Message

● Battery Low Warning


● Cell-ID Based Location

● Waterproof Case

● OTA (Over the Air)



Physical and Electrical

Dimensions: 74mm *42mm *20mm

Weight: 70 g

Supply Voltage: 3.3V~4.5V (3.8V best)

Power consumption:

– Active mode:<80mA @ 3.8v

– Sleep mode:<6.3mA @3.8VDC

Operation temperature: -20℃ to 65℃

Storage temperature (Without battery):

-40℃ to 85℃

3 LEDs for charging, GPS and Cellular status


GPS Specification

-162 dBm Tracking Sensitivity

Location Technology (56 channel GPS)

Location Accuracy: < 2.5m(CEP)

Cold Start: -140dBm

Hot start: -140dBm


Cellular Communication


GSM/GPRS 850/900/1800/1900 MHZ

GPRS multi-slot class 12

Output Power:

– Class 4 (2W @850/900MHZ)

– Class 1 (1W @1800/1900MHZ)

Protocol: TCP /UDP/SMS

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