Recording function description
Trouble shooting
If you need the recording function (send instructions
for the device to record a short speech and upload it
to the service platform, generally about 10 seconds),
please contact the dealer to customize this function.
Switch and power off
alarm instructions
This equipment is equipped with a backup battery,
but there is no switch to control the enabling of the
backup battery. When the user gets the device, the
backup battery is basically in the state of no power,
and it needs to be connected to the external power for
a short time to realize the power off alarm function.
Note: if the user does not load the SIM card, the
device will not work properly.
1. when the terminal displays offline or offline status in
the background.
2. to confirm whether the GSM network is normal,
please use your mobile phone to call the SIM card of
the terminal Number, according to the prompt tone to
