What are the correct SAPI input parameters to the succesfully usage?

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C#

I have a problem this COM function I can't know what the correct parameters are. I get bad notification from VS 2013. Program: speakBoard
Here is the picture about...: Link

WAVEFORMATEX waveFORMATEX = new WAVEFORMATEX();
waveFORMATEX.wFormatTag = 1;
waveFORMATEX.nChannels = 1;
waveFORMATEX.nSamplesPerSec = 44100;
waveFORMATEX.wBitsPerSample = 16;
waveFORMATEX.nBlockAlign = 4;
waveFORMATEX.cbSize = 0;

SPVTEXTFRAG SPVtextFRAG = new SPVTEXTFRAG();
SPVtextFRAG.pTextStart = "one";
SPVtextFRAG.ulTextLen = 100;
SPVtextFRAG.ulTextSrcOffset = 0;



SpeakBoard1.STTTSEngine se;
Guid rguid = new Guid("ggg");
SpeakBoard1.ISpTTSEngineSite es;
se.Speak(255, ref rguid, ref waveFORMATEX, ref SPVtextFRAG, es);