The functions
DTMF Post dialling
You may switch over to DTMF post dialling whilst telephoning. Each press
of a button is transmitted as a tone, thus enabling the remote control of an
answering machine, for example.
DTMF on
You are speaking on the telephone.
Menu Conversation
Menu Tone PD (DTMF)
Confirm.
appears in the display. Make subsequent dialling. Each digit is
transmitted as a tone.
DTMF will be automatically reset when a conversation is ended.
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Integral 3
i