Clouds HRD 4K resolution 4096×2304 shoot with a 35mm sensor Quicktime PhotoJPEG Film fps: 29.97 Length: 0:11 sec File size: 694 mb Audio not included.
The audio in the Demo has been created by Sky Productions can be found here
Of course you can also use the 4K version in 2K (4096×2048), you simply need to crop it in height.