"Hey Siri" support and possibly wireless charging case alongside AirPower charging mat.
AirPods and AirPower: Everything We Know
Unreleased Switch Commercial: DJ Qbert
The ad features DJ Qbert, who appears to be a well-known "turntablist" (Sample: QT clip).
Errol Morris is the director who shot Apple's Switch ads. There are reports that there are a number of celebrity ads are coming soon (possibly coinciding with Jaguar's release).
Other known celebrities to be featured include Eric Koston, Ben Folds and Harry Knowles. Other possibilities mentioned include "Lou Reed, Spike Lee, Bla Fleck, the CEO of Phat Records, and a bunch of Grammy artists".
Damon Wright had confirmed that these Celebrity ads would be the next round in Apple's new ad campaign.