11.5 Wi-fi
In standby state, enter [Menu][Setting] [Wi-Fi]menu,
you can do some operations as follow:
Off: close the Wifi function.
Connect to network: Connect to the select network.
Scan: Scan the available WLAN network, and update the
network list.
11.6 Bluetooth
In standby state, enter [Menu][Setting] [Bluetooth]
menu, you can turn on bluetooth device,and also you turn
off bluetooth and search for new device to connect.
11.7 Data usage
You can check data usage of SIM card and Wi-Fi.
11.8 Security
Set up SIM card lock：You can set PIN lock to On or
Off and change PIN. The default PIN code is provided by
your SIM operator.
Screen lock：Set the screen lock and password.
11.9 Date and Time
