Zte ZT303 User Manual page 121

4.8.4.4
Call Time Reminder
In the menu, you can choose the following modes
to keep talking for a period of time according to the
reminding of menu function.
Off
Single
Periodic
4.8.4.5
Call Time Display
On/ Off the setting, you can active or bar the
showing of call time during a call.
4.8.4.6
Automatic Redial
Occasionally, your network may experience heavy
barring password and set up new
barring code.
Deactivate the function
Input any number from one to
three thousand. Namely, select
the arrival time (Second as Unit)
for reminder of talking time.
Input any numbers from 30 to 60,
namely input time for a start,
(second as unit), every one
minute you will be reminded for
your talking time.
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