The major difference is that the 3.5mm connector transfers stereo analog audio out of the socket, meaning that ... Going from a simple 3-pin jack to the 24-pin behemoth that is USB Type-C will ...

The current interface is USB Type C, which superseded Apple's own 30-pin and Lightning connectors as well as the 3.5mm headphones jack. The Apple device contains the socket, and the cable or ...