Next version of iOS with overhauled notifications, lock screen, Messages, Apple Music, and much more.
Leaked 5th Gen iPod Touch Images?
Overall, it's hard to say too much. Each new component seems easily fakeable using existing images. This, and the fact that the submitter is broadcasting it anyone who will listen makes us think its likely fake.
Update: Moved to Page 1 due to the traction the images have gotten around the web.