Many users refer to it as "exclusive" because it acts as a gatekeeper for a specific library of high-demand games. Without this specific "device" file in your ROMs folder, MAME will refuse to boot the following systems:
3D titles like Star Gladiator and Street Fighter EX . The dl-1425.bin Connection
If you are seeing errors even though you have a qsound.zip file, try these standard community-tested fixes:
