"Hey Siri" support and possibly wireless charging case alongside AirPower charging mat.
AirPods and AirPower: Everything We Know
Apple's iPad 2 On Sale at Retail Stores
iPad 2 in hand from DSpratlin
As of 5pm Eastern, Apple has started selling the iPad 2 in retail stores along the east coast. Based on reports, there have been lengthy lines for the iPad 2 across the country at Apple Retail stores, but lines at 3rd party retailers such as Best Buy and Wal-Mart have been mixed.
Forum readers are coordinating in our meetup forum and iPad forum.
PCMag unboxing video
We expect the first iPad 2s to be in hand momentarily; please send any photos/reports to firstname.lastname@example.org