How to use gps portable positioning terminal sos

SOS emergency call for help is used to quickly call for help to the designated personnel in an emergency and notify the background monitoring at the same time. To realize this function, the following conditions must be met:1:The GPS device is operating normally.

2.GPS communication SIM card has the functions of short message, telephone and incoming call display.

3.3: The GPS operator turns on the emergency alarm function in the background and sets the emergency contact number.

4.4: The emergency button of GPS equipment is connected correctly and effectively.

In case of emergency, you can receive a distress signal by pressing the button in the background of GPS monitoring. At this time, the background can immediately start monitoring to confirm the authenticity of this alarm signal. If a camera is installed, you can immediately turn on the camera to see the real-time situation around the device. If it is determined to be an emergency, you can call the police immediately. After pressing the button, the SIM card in the GPS device will also dial the set specific number at the same time. This number can be set to three, the first and the second. If the other party connects, you can also hear the sound around the device.