Position and type of silence to add. (Required)
Determines where silence is inserted:
Duration of the silence. (Required)
Specified in milliseconds (ms) or seconds (s). Valid range: 0-20000ms (20 seconds max)
For non-exact types, this is added to natural silence. For exact types, this replaces natural silence.
Configuration options for silence elements.
Provides precise control over silence placement in speech output, with options for various positions and boundary types.
Example
See
https://docs.microsoft.com/azure/cognitive-services/speech-service/speech-synthesis-markup#add-silence Silence Element Documentation