A tn7 file extension is related to the Casio WK-3000 keyboards and used for its tone files.
TN7 file extension - Casio WK-3000 tone
What is tn7 file? How to open tn7 files?
File type specification:
The tn7 file extension is associated with the Casio WK-3000, a digital audio sampler and music keyboard.
The tn7 file contains customized tone that can be imported to the keyboard by Casio Data Manager through cable.
This tn7 file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.