Zte Z992 - Keys Explanation; Power Key Functions; Navigation Keys

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Keys Explanation
Power Key
 Press and hold to power on/off your phone,
or turn on or off silent, vibration, flight mode.
 Press to switch your phone to Sleep mode.
 Press to wake up your phone.
Volume Keys
Press or hold either end of the key to turn the
volume up or down.
Back Key
Touch to go to the previous screen.
Home Key
 Touch to return to the Home Screen from any
application or screen.
 Touch and hold to see recently used
applications.
Menu Key
Touch to get the options for the current screen.