Anyone who thinks Apple is no longer innovating should check out a new video revealing the amazing amount of technology — including a tiny digital-to-analog converter, or DAC — that the company managed to squeeze into its deceptively simple 3.5mm-to-Lightning headphone adapter.
Produced by Vietnamese website Tinhte, the video may not exhibit the finesse of an iFixit teardown, but it’s certainly an impressive demo of how much Apple is able to do with even the most basic-looking of dongles.

September 19, 1988: Apple debuts the Macintosh IIx, an incremental upgrade of its fantastic Macintosh II.