Something that has gone under the radar with the latest iPhone revisions, however, is the inclusion of Bluetooth 5.0, a very important step into creating a more streamlined wireless future. However, nearly two years later now, Apple has continuously worked on improving its plan for a wireless future with features such as wireless charging on the iPhone 8/X, AirPlay 2, and the W1 chip. One of Apple’s most controversial moves in recent years was the removal of the headphone jack on the iPhone 7.