What format and sampling rate is used for Voice API "record" action?

Question
  • What format and sampling rate is used for Voice API recording using the "record" action?
  • Are WAV recordings compressed?
  • Are calls recorded in mono or stereo?

Answer

When using the Record action with Voice API in WAV format, the calls are recorded at a sample rate of 8Khz and are not compressed. The calls are recorded in mono. These settings are not configurable.

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