8
off.
4. Operation
4.1 Desktop
After system start up normally, Android 5.1 system desktop will be show.
Defaulted system desktop icons: status bar, quick search bar, main menu tabs etc.
The status bar display the network state of current system, battery power, time and other
information.
4.2 Android button:
Android system used the buttons
：
Power
Long press 3-5 seconds to power on,
Long press 10 seconds to force it power
off.
Vol+
Lightly touch once to add one volume,
long press to maximum volume
