Great Barrier Reef Aerial wallpaper — aerial view of coral reef patterns in turquoise ocean water in Australia
Open display · the wallpaper itself
Great Barrier Reef Aerial — simulated reframe of the same wallpaper on the closed Duo cover display
Closed display · reframe preview

One file, set once. This preview is cropped from the exact file above. Your Duo reframes that one wallpaper when it closes — there is no second file. You position the crop in the wallpaper editor, so yours may sit a little differently.