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Call functions
29
Using the voice clarity feature
This feature increases the microphone’s sensitivity so
that the person with when you are speaking can hear
you clearly even though you may be whispering.
Press <
Options
> and select
Voice clarity on
or
Voice clarity off
.
Switching off the microphone
(Mute mode)
You can temporarily switch off your phone’s
microphone so that the person on the phone cannot
hear you.
Press <
Options
> and select
Mute
or
Unmute
.
Muting or sending key tones
You can turn the key tones off or on.
Press <
Options
> and select
Mute keys
or
Send
keys
.
Sending a sequence of DTMF tones
Dual tone multi-frequency (DTMF) tones are the tones
used in phones for tone dialling.
You can send DTMF tones as a group after entering the
entire number you need to send or retrieving a
number from Phonebook. This feature is helpful for
entering a password or an account number when you
call an automated system, like a banking service.
1. When connected with a teleservice system, press
<
Options
> and select
Send DTMF
.
2. Enter the number you need to send and press
<
OK
>.
Using Phonebook
You can access the
Phonebook
menu to locate or
store entries.
p. 33
Press <
Options
> and select
Phonebook
.
To communicate with answering machines or
computerised telephone systems,
Send keys
must
be selected.