c# - Send Voice To PC Modem -


i try send voice computer's modem method "write" serial port when play wave file hear noise

i use code:

     modemport.write("atz" + "\r");      modemport.write("at+fclass=8" + "\r");      modemport.write("at+vtx" + "\r");               modemport.write("atdt" + "123456" + "\r");      modemport.write(filebyte, 44, filebyte.length - 44);       // hang      modemport.write("ath" + "\r");


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