Arduino DTMF

002 Free Software DTMF Encoder | Telecom Series

Download link : CXR DTMF ENCODER https://www.mediafire.com/file/g89j9vss7ufwtxy/Setup+CXR+DTMF+ENCODER.zip/file Netframework 4.0 https://www.mediafire.com/file/rxzkq1fn1sex7va/dotNetFx40_Client_x86_x64.zip/file #dtmf #tonegenerator #dualtone