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.
Q. What's the difference between audio and data CD-Rs?
Mediarange CD-R 12x Audio Print Cake 25
Philips CD – Philips Storage Media
Music CD-R Maxell XL 80 Digital Audio Recordable Music CD-R
Maxell CD-R 80 Mins XL-II Digital Audio Recordable Blank Discs - 10 Pack Sleeved | eBay