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BRACELET GPS/GPRS/GSM mobile personal tracker

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Bracelet GPS Navigation


Minimum order quantity of @ $315/unit 

The MG3500ET is a tiny size BRACELET GPS/GPRS/GSM mobile personal tracker, data logger, navigation system, which allows tracking, communicating with family members, lone workers, providing them with multiple security features at the touch of a button. 2 way voice call, LCD GPS display for navigation and data logger 100,000 waypoints, it is also an ideal device for vehicle tracking and navigation.

Functions :

Send back location with Longitute/latitute data.
Tracking (by time interval, distance interval or smart
mode) .
Journey logging up to 100,000+ locations .
Emergency alarm.
Emergency calls .
Geo-fencing control .
Battery power low alarm .
Power management.
LCD GPS data display for navigation
Built-in 3D G sensor for power management .
Moving alert
Voice communication .
Voice wiretapping .
User report alarm .
GSM/GPRS simultaneously
Firmware upgrading remotely .
Unit password setting


Quad Bands GSM with (850/900/1800/1900Mhz) .
GPRS class 10,TCP/UDP protocol.
GPS 20 channels receiving.
Cold/Warm/Hot start time: 42/38/1 sec.
Superior sensitivity:-159dBm tracking .
Built-in rechargeable 1100mA/h Li-ion battery .
Built-in 4MB Flash Memory for data logger .
Built-in speaker and microphone .
128 x 64 LCD display (with back-light function) .
Ultra low power consumption: GPS/GSM stand .
?by time up to 60 hours .
Mini USB port for charging and data exchanging.

Technical Data:



GSM module

Embedded GSM 850/900/1800/1900Mhz



GPS Chipset

latest GPS SiRF-Star III chipset

GPS Sensitivity


GPS Frequency

L1, 1575.42 MHz

C/A Code

1.023 MHz chip rate


20 channel all-in-view tracking

Position Accuracy

10 meters, 2D RMS

Velocity Accuracy

0.1 m/s

Time Accuracy

1 us synchronized to GPS time

Default datum



0.1 sec., average

Hot start

1 sec., average

Warm start

38 sec., average

Cold start

42 sec., average

Altitude Limit

18,000 meters (60,000 feet) max.

Velocity Limit

515 meters/second (1000 knots) max.

Acceleration Limit

Less than 4g

Jerk Limit

20 m/sec





Operating temperature

-25 C to 65 C


5% to 95% Non-condensing


77.05 x 2.1 x 49 mm


Rechargeable and replaceable 1100 mAh battery (3.7V),

5V for charging?input.

Charging connector

DC 5V (USB port)

Standby time

Over 60 hours


3 LEDs showing Power, GPS and GSM status,

And other operation status.


1 Key for SOS Emergency key, quick dial key1,2,3,4.


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  bracelet data logger and navigation system