See http://tvraman.github.io/emacspeak/blog/voice-lock-refreshed.html for a high-level overview of how Emacspeak Voice-Lock has evolved over the years.
Unset values (‘nil’) show up as “unspecified” in the customize interface.
Command ‘emacspeak-show-personality-at-point’ (bound by default to C-e M-v) will show you the value of properties personality and face at point. Describe-variable on these names should tell you what to customize; so as an example:
Put point on a comment line, and hit ‘C-e M-v’: you will hear
Personality emacspeak-voice-lock-comment-personality Face font-lock-comment-delimiter-face
Describe-variable of ‘emacspeak-voice-lock-comment-personality’ gives:
emacspeak-voice-lock-comment-personality's value is acss-p0-s0-all Documentation: Personality used for font-lock-comment-face This personality uses voice-monotone whose effect can be changed globally by customizing voice-monotone-settings.
|• How It All Works.:|
|• What this gives.:|