Telephoning
>
Call
> Sending DTMF Signals
Sending DTMF Signals
During a call, proceed as follows:
•
Enter the numbers and characters.
The numbers and characters dialled are shown on the display for a few seconds and you hear the corresponding sounds.
COMfortel 1400 IP/2600 IP/3600 IP - Firmware V2.8 - Advanced Information V08 12/2020