Concox GT03C User Manual page 7

4.2.3 Add SOS number via platform
You can set SOS numbers via the platform when the device connects to the platform.
Note: Only the SOS number can make the operation as remote defense, monitoring and SMS
checking position.
4.3 Arm/disarm
There are 3 methods to activate/deactivate defense status.
4.3.1 Via Power ON/OFF button
Short pressing Power button twice to activate defense status. The three LEDs will flash slowly one
by one. After 3mins, the device will enter the defense status, and the LEDs will then flash quickly
one by one.
Short press Power button twice again to deactivate defense status
4.3.2 Via Calls
Any SOS number calls the device and then ends up the call by the mobile side in 10s, the device
will enter defense status and then reply SMS "Remote setting up defense Successful". If the SOS
number does not end up the call in 10s, it will activate monitoring function.
Any SOS number calls the device and then ends up the call by the mobile side in 10s, it will disarm
status from the arm status and then reply SMS "Remote disarm succeeded". If not ends up the call
in 10s, the device will enter voice-monitoring status.
4.3.3 Via SMS command
Send SMS "111" to arm. And the device will reply SMS "Remote setting up defenses Successful" if
it is set successfully. Only SMS from SOS numbers is valid.
Send SMS "000" to disarm. And the device will reply SMS "Successful remote disarm" if it is set
successfully. Only SMS from SOS numbers is valid.
Note:
(1) If you put the device in the car, please do not set arm statue when you are driving as it will
activate the vibration sensor.
(2) Only SOS numbers can set arm or disarm.
(3) Device SIM card should activate caller-ID function.