A cable used to send audio CD sound to the computer's sound card. When playing audio CDs, CD-ROM drives output analog sound to both a headphone jack and external connector just like a CD player.

A mildly annoying trend over recent years has been for USB hardware devices to expose a CD-ROM drive containing their drivers for Windows users. Of course there’s no real CD in there ...

but [Chris] also has another way of doing just that which is undefeatable by a TEMPEST shielded computer. He can send one bit at a time by opening and closing a CD-ROM drive, capturing these bits ...

A CD-ROM drive that holds a small number of CD-ROMs for individual use on a desktop computer. Although it can swap discs, it typically contains only one drive and can only read one at a time.

You brought home a strange yet familiar 1995 CD-ROM game from the thrift store ... compression and 256-color-mode of mid-90s ...