How To Switch Your Telephone To Multifrequency Dialling (Dtmf) - Selta SAEfon CL Serie Instrucciones De Uso

- press the
the LOUDSPEAKER key turns on
- at the same time, also the MICROPHONE key of the hands-
free is active. It can be disabled by pressing the
MICROPHONE key.
To disable the service:
- press the LOUDSPEAKER key, the LED associated turns
off.
9.7. How to switch your telephone to multifrequency dialling
(DTMF)
If you want to use special services that require the multifrequency
dialling (i.e. use on public exchange or use of Voice Mail), press the
[#] key.
SAEfon CL - Operating instruction
LOUDSPEAKER key; the LED associated to
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