4G+3G+2G nets GPS watch student GPS tracker with function position telephone call SMS chat school on way guard count steps weather report

Details Description

Band: 4G+3G+2G
4G: B1 B3 B39 B40 B41
3G: B1 B3
2G: B3 B8 B5

Specification
1 Time/date/week display
2 Rear time position and tracking by SMS/APP/web platform
3 Phone: open contact person list, and click to make call
4 Chat: record voice/send voice/play voice, add friends, group chat
5 Send watch host position to contact person
6 Steps: count and show steps
7 Messages: check/delete SMS
8 Weather: show local city weather
9 MTP: connect to PC to deal with files
10 WIFI: connect WIFI and make settings
11 On way guardian: set school/home places and to/from school times, app give alarms in unnormal happenings
12 Disabled in class times: set class time, disabled except time display
13 SMS instead: open the function, SMS will not show on watch but on APP
14 Voice call and voice report: by voice to make call and voice report operation guide
15 Lost watch: APP open lost, watch will automatically report postion

Package contents
GPS host 1PC
Gift box 1PC
USB cable 1PC
Manual book 1PC

Technical Parameter

Net weight 49g
Network GSM/GPRS/WCDMA/TD-LTE
Band: 2G (1800/900/850 MHz) 3G (2100/1800MHz)
4G (B1/B3/B39/B40/B41)
GPS sensitivity -159dBm
GPS accuracy 5m
Time To First Fix Cold status 45s
Warm status 35s
Hot status 1s
Charging input DC 5V 500mA
Battery Chargeable changeable 3.7V 450mAh Li-ion battery
Standby 45hours
Storage Temp. -40°C to +85°C
Operation Temp. -20°C to +55°C
Humidity 5%--95% non-condensing