Apple has sent out media invitations to its upcoming event, slated for Sept. 7. The invite features a series of colored dots and a simple caption: “See you on the 7th.” The event is being held at 10 a.m. Pacific time, in San Francisco’s Bill Graham Civic Auditorium. It’s expected that we’ll see the new iPhone 7 and iPhone 7 Plus debut at the event, along with launch dates for iOS 10, tvOS 10, and watchOS 3. It’s…