A list of unicode character id ranges that define the unicode characters that can be spoken in character-by-character mode by this voice. ach list entry is a dictionary containing two keys: "UnicodeCharBegin", an integer value containing the beginning unicode id of this range; and "UnicodeCharBegin", an integer value containing the ending unicode id of this range.
These ranges can be used by your application to determine if the voice can speak the name of an individual character when spoken in character-by-character mode.
Ssome voices may not provide this attribute.
Available in Mac OS X v10.5 and later.
Declaration Syntax Version Information- Available in Monobjc Bridge: 10.6 (For Mac OS X 10.6 and later), 10.5 (For Mac OS X 10.5 and later)