A brstm file extension is related the Nintendo Wii and Nintendo GameCube gaming console. A brstm file stores audio data.
BRSTM file extension - Nintendo audio data
What is brstm file? How to open brstm files?
File type specification:
The brstm file extension is associated with the Nintendo Wii and Nintendo GameCube gaming consoles.
The brstm file stores audio data stored in native audio file format for the Nintendo Wii and Gamecube.
This brstm 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.