Zte V768 - SIM Toolkit; Stopwatch; Task Manager

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SIM Toolkit
SIM Toolkit will only appear on the screen if your SIM card
provides this function. To use SIM services, insert your SIM
card in the phone first.
Touch Home Key >
> SIM Toolkit.
Stopwatch
1. Touch Home Key > > Stopwatch.
2. Touch Start to start timing, touch Pause to pause, and
touch Resume to continue.
3. Touch Reset to reset the stopwatch to 00:00.0.
Task Manager
Touch Home Key > > Task Manager to view or stop
applications.
Touch a task in the Task tab to switch to its screen, abort it,
or see its detail. Touch the Resource tab to view the
real-time system resources information.