A series of css properties are available for implementing voice on an html page.
The properties available are:
  • azimuth
  • cue
  • cue-after
  • cue-before
  • stress
  • elevation
  • pause
  • pause-after
  • pause-before
  • pitch
  • pitch-range
  • play-during
  • richness
  • speak
  • speak-heade
  • speak-numeral
  • speak-punctuation
  • speech-rate
  • stress
  • voice-family
  • volume