GeoTabCAM supports multiple camera and resolution options.
These settings can be modified using the methods described below.
Main Capture Screen
Use the switch camera icon to rotate through device cameras 
Use the status bar to toggle through available resolutions
Configuration Settings Screen
Open the configuration settings screen to select camera or resolution from list of available options.
Note: some device camera supports independent capture and previous resolution options
Command Line Options
The camera or resolution value can be set on the command line when opening GeoTabCAM.