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Send DTMF
When the phone is connected with other devices or services, you
can send DTMF (Dual Tone Multi-Frequency) strings. DTMF
strings are keypad tones that can be sent via the microphone as
you dial another number. Your phone will emit the tones in order
to communicate with answering machines, pagers, computerised
telephone services and so forth.
Enter the number and then press
End Call
End All
Ends all calls, whether active or on hold.
End Active
Ends only the active call.
End Hold
Ends only a call or calls on hold.
End One
Ends only a single call by the number or the contact.
Anonymous
Ends an anonymous call.
Hold/Unhold/Swap
Toggles the call status.
Mute/Unmute
Activates/cancels the silent mode.
SMS
Allows you to read or write an SMS message during a call. For
details, see page 35, "SMS".
18
Using your phone
to send the DTMF string.
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