8
5.9. The function of buttons
button function
description
SOS
SOS
Press 3 seconds to send SOS message to the authorized number and call
circularly.
Hang up
Short press SOS under call state.
Answer
Short press any button of
①②③
to answer
①
Call
Press 2 seconds,call the first contact phone number
②
Call
Press 2 seconds,call the second contact phone number
③
Call
Press 2 seconds,call the third contact phone number
Adjust volume Press
①
to turn up the volume,press
③
to turn down the volume
Short press
②
twice vibration mode,again Short press twice to ESC
5.10 Single Locating
5.10.1
If there is no authorized number, when any number dials up the unit, it will report a Geo-info;
If there is already an authorized number, then it will not respond when an unauthorized number calls
it up.
5.10.2
When an authorized number dials up the unit, it will hang up and report a real-time Geo-info
as below:
*Tracking location, when no GPS signal, the SMS includes the last valid latitude & longitude as
well as the LAC code of current position, the LAC code can be input in the column of “manual
track” menu of web platform.
5.11 Auto track continuously
5.11.1 Track with limited times upon time interval:
