int SendDTMF(string DTMF);
long SendDTMF(CString DTMF);
Private Sub SendDTMF(ByVal DTMF As String) As Integer.
function SendDTMF(DTMF : String) : Integer;
String containing digits to be sent as DTMF tones.
Return 1 if the send was successful; otherwise return Error Code.
Send a sequence of DTMF tones to the phone. This can be used to control call centre systems that respond to tone-dialing signals. You must have a voice call in progress for this to work.
See Also AnswerCall, EndCall, DialCall