1. <a class="" href="dart-core/Deprecated-class.html">Deprecated</a>("Internal Use Only")
RtcDtmfSender internalCreateRtcDtmfSender()

Not documented.

Source

@Deprecated("Internal Use Only")
static RtcDtmfSender internalCreateRtcDtmfSender() {
  return new RtcDtmfSender._internalWrap();
}