For years, MAME used a single BIOS file called qsound.zip . This file contained the raw, dumped data from the physical QSound ROM chips found on original arcade boards.
To use the qsound-hle.zip file with MAME: qsound-hle.zip mame
the file to resolve the issue, as they frequently contain the same data. 3. Legal and Distribution Realities For years, MAME used a single BIOS file called qsound