Definition of event delegate you should use if you want to receive the OnToneDetected event.
[Visual Basic]
Public Delegate Sub OnToneDetected( _
ByVal Sender As Object, _
Byval e As OnToneDetectedArgs_
)
[C#]
public delegate void OnToneDetected(
object Sender,
OnToneDetectedArgs e
);
Namespace: TAPIEx
Assembly: TAPIEx.Net.Dll