DtmfRecognitionEngine.SetTerminationTone Method

Sets a DTMF tone that will terminate DTMF recognition immediately.

Namespace: Microsoft.Speech.Recognition
Assembly: Microsoft.Speech (in microsoft.speech.dll)




  • tone


A typical use of SetTerminationTone would set Recognition.DtmfTone.Hash as the termination tone to correspond with the prompt "Please enter your PIN, followed by the pound sign".

Thread Safety

All public static (Shared in Visual Basic) members of this type are thread-safe. Instance members are not guaranteed to be thread-safe.


Development Platforms

Windows XP Professional with Service Pack 2 (SP2), Windows Server 2003, Windows Vista Ultimate Edition, Windows Vista Business Edition, Windows Vista Enterprise Edition

Target Platforms

See Also


DtmfRecognitionEngine Class
DtmfRecognitionEngine Members
Microsoft.Speech.Recognition Namespace