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Dual-Tone Multi Frequency

Also known as DTMF. A signaling system that sends pairs of audio frequencies to represent digits on a telephone keypad. Often, it is used interchangeably with the term Touchtone (an AT&T trademark).


For More Information

  • SendDTMF
    In the Web Services and Applications 8.5.2 Web Services API Reference
  • WebRTC
    In the Web Services and Applications 8.5.2 Web Services and Applications Configuration Guide
  • SendDTMF
    In the Web Services and Applications 8.5.2 Web Services API Reference
  • WebRTC
    In the Web Services and Applications 8.5.2 Web Services and Applications Configuration Guide
  • SendDTMF
    In the Web Services and Applications 8.6.0 Web Services API Reference

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This page was last edited on July 30, 2020, at 16:23.
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