If vn.CharacterDataRecordDocument.items.data.timeTalkingToVoiceVolume is set to true this property defines the talking-volume (0 - 100) which must be reached before it counts as "talking". The default-value is 5 to ignore background noise.

Stores the character's color used for messages in NVL mode.

If true and the character is talking with a voice associated, the voice-sound will be analyzed in real-time and the character talk-animation will only be played with the voice-volume is greater or equal to the vn.CharacterDataRecordDocument.items.data.talkingVolume value. In case of Live2D character the openess of the mouth is associated with the talking volume. The louder the voice is the more open is the mouth of the Live2D character.