The
Media Vision Pro AudioSpectrum (commonly referred to as "PAS") family of personal computer sound cards included the original 8-bit
Pro AudioSpectrum (1991), the 8-bit
Pro AudioSpectrum Plus, 16-bit
Pro AudioSpectrum 16,
Pro AudioSpectrum 16 Basic and 16-bit
Pro Audio Studio. All PAS cards with the exception of Pro AudioSpectrum 16 Basic could connect to CD-ROM drives—variants having
SCSI or various proprietary interfaces—and many were sold in multimedia kits with compatible CD-ROM drives.