The iPhone 6 is coming into focus.
The tech giant is expected to release a pair of larger iPhones running faster, "A8" processors: one with a 4.7-inch screen, and one 5.5 inches. The compares with a 4-inch display on the iPhone 5S.
Apple will likely provide more details on the forthcoming version of its mobile operating system, iOS 8. It is also widely expected to unveil a new smartwatch at the event.
An Apple spokeswoman declined to comment.