The ability to stream up to 40 million songs thanks to the cellular connection.
You will be able to make calls on the new Apple Watch, which will have the same phone number as your iPhone.
The $399 Series 3 version comes with cellular, and it'll run you $329 without cellular, though $299 versions will also be available.
Apple's new Watch will now notify you if you have an unusually high heart rate while you don't appear to be active. Orders will begin on September 15, while the Series 3 will be officially available to buy on September 22.
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In the United Kingdom, the Apple Watch Series 3 is going to be an EE exclusive.
The Apple Watch Series 3 is available to pre-order from the 15 September and then goes on sale on the 22 September.
It has a new crown color: The crown, instead of matching whatever color your watch is, will be red. However, the Watch will still have a battery life of about 18 hours, the same as previous watches. India will not be among the first countries where it will be made available. And now that Apple Watch is also a phone ... it's going to be a killer device this Christmas and probably wasn't on any Wall Street analysts radar. There is a new Barometric sensor that will enable some cool skiing and snowboarding apps. Internally, the watch is powered by a new W2 chip which is 50 percent more power efficient, plus 85 percent faster Wi-Fi. "The iPhone X is the realisation of that vision", said Jony Ive, chief design officer at Apple. It will have smart activity coaching, a redesigned workout app, and more. Various leaks have indicated the new phone will feature a sharper display, a so-called OLED screen that will extend from edge to edge of the device, thus eliminating the exterior gap, or "bezel", that now surrounds most phone screens.
Next up was a focus on the Apple Watch with new heart related statistics that customers could tap into that could monitor heart rate, rhythm and Atrial Fibrillation.
The cellular version will first go on sale in nine countries including the United Kingdom and the U.S., while the Wi-Fi-only model will be available in 26 countries.