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Send DTMF
When the phone is connected with other devices or services, you can send
DTMF (Dual Tone Modulation 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, computerized telephone services, and so
forth.
Enter the phone 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.
Hold/Unhold/Swap
Toggles the call status.
Mute/Unmute
Activates/cancels the silent mode.
30
Using Your Phone
K
to send the DTMF string.
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