"Hey Siri" support and possibly wireless charging case alongside AirPower charging mat.
AirPods and AirPower: Everything We Know
Apple Watch Series 4 Featured in New 'Better You' Ad, How-To Videos
The 30-second video, titled "Better You," shows a person and several of his doppelgängers running and swimming with the Apple Watch Series 4. The ad ends with the tagline "there's a better you in you."
"Introducing Apple Watch Series 4," the video description says. "Fundamentally redesigned and re-engineered to help you stay even more active, healthy and connected. It's all new. For a better you."
The ad has also been added to the Apple Watch — Films and Ads page on Apple.com.
Update: Apple has also shared How to Measure Your Heart Rate, How to Start an Activity Competition, and How to Make a Call on Apple Watch Series 4.
More ads and how-tos are likely to follow.