CD players have come a long way since they were first invented in 1982. Today’s CD players are much more advanced than the players of the past, and can do a lot more than just play CDs.

How do CD players work? The basic process is fairly simple. The laser in the player reads the data on the CD and sends it to a digital-to-analog converter, which converts it into sound waves. The sound waves are then sent to the speakers, where they are converted back into electrical signals and played.

Many CD players also include additional features, such as …