New Apple iPhone 14s on display at an Apple store in China following their launch on September 16th, 2022. What can we expect from the iPhone 15, which will be unveiled on Tuesday? .(Photograph: by Getty Images.) Apple’s regular products event is set to take place on Tuesday, with the company almost certain to unveil its latest smartphones. A number of leaks in recent weeks have revealed what could be some of the main details of the phones. But the tech giant undoubtedly has one or two surprises up its sleeve, too. Apple sent out the usual cryptic invitations, with…