The permitted orientation of the application on the device. You can choose from the following options: Portrait: Portrait orientation (the display is taller than it is wide). Reverse Portrait: Portrait orientation, rotated 180 degrees. Sensor Portrait: Use either portrait or reverse portrait orientation, where supported by the device, based on the device orientation sensor. Landscape: Landscape orientation (the display is wider than it is tall). Reverse Landscape: Landscape orientation, rotated 180 degrees. Sensor Landscape: Use either landscape or reverse landscape orientation, based on the device orientation sensor. Sensor: Use any orientation the device normally supports, based on the device orientation sensor. Full Sensor: Use any orientation (including ones the device wouldn't choose in Sensor mode), based on the device orientation sensor.