Karaoke Mixer ActiveX Control ReferenceProperties AudioInputPin Karaoke Mixer ActiveX Control AudioInputPin Set/Get the current audio input pin. KaraokeMixer1 .AudioInputPin[=Integer] ParameterIntegerthe index of audio input pin.RemarkThis property is Read/Write. Example Visual Basic SyntaxKaraokeMixer1 .AudioDevice=0KaraokeMixer1 .AudioFileName="c:\test.wav"KaraokeMixer1 .AudioInputPin = 0KaraokeMixer1 .OutputType=AUDIO_WAVKaraokeMixer1 .Start