"Hey Siri" support and possibly wireless charging case alongside AirPower charging mat.
AirPods and AirPower: Everything We Know
Asahi Kasei to Supply Magnetometer for Next-Gen iPhone?
People familiar with betas of the iPhone 3.0 software developers kit recently dug up several header files attributed to the Japanese manufacturer in a directory appropriately labeled "compass." More specifically, the files identify Asahi Kasei's azimuth sensor No. AK8973, a 16-pin leadless IC package measuring 4mm square and 0.7mm thick, as the chip that will help future iPhone users determine their direction. It bundles a master clock oscillator.Magnetometers have become more prevalent in handheld devices and one was used in a demo of Google's Map application for the Android that allows users to physically move the device around to change the street view.