"Hey Siri" support and possibly wireless charging case alongside AirPower charging mat.
Alleged iPad Air 2 Front Panel with Integrated Display Shown in New Photos
MacRumors spoke with iFixit co-founder Kyle Wiens, who noted that the assembly could indeed be legitimate and use a manufacturing process similar to that seen on the Retina MacBook Pro. The move to an integrated panel/display would increase repair costs, but ease of repair has not been a particularly major focus for Apple and the company already uses an integrated display on the iPhone.
The next-generation iPad Air is expected to launch later this year, with notable analyst Ming-Chi Kuo predicting that upgraded iPad Air and Retina iPad mini models will debut in the third quarter of this year and adopt the Touch ID system introduced on the iPhone 5s last year.