There are lots to expect from Apple at the coming WWDC 2017 event. As expected, Apple will unveil four new iPad Pro models, a Siri Speaker, an iOS 11 and more.

According to Gadgets360, the Apple's Worldwide Developers Conference will start next week. As expected, the company will announce some major changes and new hardware and software products as well.

If it's too good to be true, Apple is set to announce as many as four new iPad tablets in the WWDC, specifically, a 12.9-inch and 10.5-inch Apple iPad Pro, a new Siri speaker and an iOS 11. Reports claim that the four new tablets were seen on a website of French regulatory. The new tablets run with the iOS 10 and named under specific numbers such as A1670, A1671, A1709 and A1709.

Furthermore, along with the spotted four new tablets, there's also an Apple wireless keyboard and a few MacOS devices along the way. Meanwhile, The Verge reported a guide for Apple fans on what to expect on Monday at the WWDC. For software, Apple is expected to announce the next versions of iOS, a tvOS, a new MacOS, and the latest WatchOS.

Specifically, the new iOS 11 is reported to have an updated user interface and it is said to be working on a dark more for the entire OS update. While, because the MacOS just got some few changes over the years, new features and polishes will be likely to have this year. For the WatchOS, it is said that Apple is working on its display apps, while for the TvOS, the company is working on the classic TV guide.

Aside from software updates, Apple is reportedly going to show at the WWDC a new Siri speaker as a competitor to the Amazon Echo and Google Home. Furthermore, there would be some expected updates for the MacBooks and MacBook Pros and a dressing update for the MacBook Air.