Unfortunately, this is no longer available, but perhaps the Related offers may be of interest.
The Digitech Talker is a rare vocal effects pedal manufactured in the `90s that comes stock with programs for vocoder or vocal synthesizer effects. The programs (NuVo, NuWah, TazMania, TalkBox, Alien, AutoTalk) can be use with vocals, instruments, or both to create unique mixes of vocal and instrument.