sender property
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The RTCRtpSender instance.
Syntax
var sender = new RTCDtmfSender(sendObject);
if (sender.canInsertDTMF) {
var duration = 500;
sender.insertDTMF("1234", duration);
} else {
trace("DTMF function not available");
}
Property values
Type: RTCRtpSender