Future iPhone's were found in the AppleTV firmware

The Apple TV firmware has some new information about future Apple devices. 9to5Mac reports that this firmware has presented two new iPhones and an «unknown» device.

The iPhone 4 is referred to as «iPhone 3,1». The firmware has traces of two devices known as «iPhone 3,2» and «iPhone 3,3». Additionally an «unknownHardware» is also present within the Apple TV iOS. The iPad, several versions of iPod and older versions of iPhone are also there (see screenshot above).

So, what is it? Verizon iPhone? A new antenna design? And, what about the «unknown» device? Some future version of the iPad?