If you go to the forum at Planetvixens there is information in the Cynthia 3.0 threads about character creation. I made a character named Sydney after much head scratching. Once you get the hang of it, it is pretty easy. The Cynthia 3.0 program will use many different TTS voices. There is a "mary" voice that will speak in an american accent, whisper, do spacy echo voices, etc. It's on this page:

http://www.msagentring.org/setup.aspx