.FZV File Extension
File TypeCasio FZ-1 Voice Dump
File format categories include Binary, Text, XML, and Zip. The format of this file type has not been determined.
What is an FZV file?
"Dump" of all the voices (instruments and sounds) stored in the memory of a Casio FZ-1; the FZ-1 was a digital synthesizer with sampling capability released by Casio around 1990