Samsung SGH-X105NBATMB - Manual (Page 47)

In-C all O ptions
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Switching the Microphone Off (Mute)
You can temporarily switch your phone’s microphone off, so that
the other party cannot hear you.
Example: You wish to say something to another person in the
room but do not want the other party to hear you.
To switch the microphone off temporarily, proceed as follows.
1. Press the Options soft key.
2. If necessary, press the key to highlight the Mute option.
3. Press the OK soft key.
The other party can no longer hear you.
To switch the microphone back on, proceed as follows.
1. Press the Options soft key.
2. If necessary, press the key to highlight the Unmute
option.
3. Press the OK soft key.
The other party can hear you again.
Muting/Sending DTMF
These options allow you to turn the key tones off or on. If the
Mute keys option is selected, your phone does not transmit the
key tones. It allows you to press keys without hearing annoying
key tones during a call.
Note: To communicate with answering machines or computerized
telephony systems, the Send keys option must be selected.