AASTRA DT292 for BusinessPhone User Guide EN - Manual (Page 32)

During Calls
BusinessPhone – Cordless phone DT292 32
Handsfree speaking
You can switch to handsfree speaking (and back to standard
speaking procedure) at any time during a call. >
Press to switch handsfree speaking on or off
During handsfree speaking, you are connected to the caller via the
loudspeaker and microphone.
Dial mode
If your phone system normally uses pulse dialling you can switch
between long and short DTMF tones if required. For some
teleservices the standard tones sent out by the phone are too
short. In this case the phone must be switched to long tones.
To switch the phone to short tones
GoToDTMF Select
Press
The phone now uses short DTMF tones.
To switch the phone to long tones during a call
DTMF-Long Select
Press
The phone switches to long tones for the duration of the call. If the
phone is set to long tones, the tones are transmitted for the same
length of time as you keep the keys pressed down.
Send a dial tone pause while dialling on hook *
Press for one second