Dell XPS 10 User Manual page 9

Feature
Rear camera
1
NOTE:
The default resolution of the rear camera is approximately
0.9 MP (16:9). If you change the camera resolution, the setting will be
remembered by Windows.
NOTE:
The rear camera supports continuous auto-focus, but does not
support zoom, face tracking or touch to focus. Auto-focus may be
disabled by default but can be enabled in camera settings.
1
Functionality
Capture pictures or videos.
XPS 10 Tablet Features
9