various color choices that will be available for both the iPhone 5S and the iPhone 5C.The invites obviously don't specifically say what will be in the announcement for the event, and simply carries the tag line "This should brighten everyone's day." The assumption here is that is a reference to the brighter color scheme found in iOS 7, and possibly also a nod to the
The iPhone 5S has been rumored to feature the A7 processor, which could make the device about 31% faster than the iPhone 5. It has also been rumored to have a fingerprint scanner, and a 12 or 13MP camera with dual-LED flash. The iPhone 5C is expected to replace the iPhone 5 in the new lineup and likely won't offer much different from the iPhone 5 aside from a choice of colors.
The event will be held in San Francisco on the 10th at 10AM PT (1PM EST), and obviously we will bring you all of the news of the day as it happens. We're just one week away from finally having the end of iPhone rumors, and the start of more iPad rumors.
source: The Verge