Museum of Obsolete Media on X: "CD-R Audio discs were introduced in 1997 for use in standalone audio CD recorders that required these special discs since copyright levies were applied to them.
Verbatim CD-RW 700MB Rewritable Disc 95161 B&H Photo Video
Sony CD-RW 700MB Disc CDRW700LT B&H Photo Video
Verbatim Music CD-R 700MB Recordable Compact Disc 96155 B&H
Optical Discs for Audio | Museum of Obsolete Media