User's Manual

10
Press cover and close
Note:
Please cut off the power before installing or
uninstalling SIM card.
SIM card should have GPRS/WCDMA function,
open it’s network through operator.
SIM card should open Caller Identification function
for telephone querying.
If you enable the PIN code of the SIM card,
please use your mobile phone to disable the PIN
code.
Please make sure SIM card has sufficient
balance.
Ⅳ. Device Installation
4.1 Install device
4.1.1 Please install device concealed by
professional person