DVDInfoPro's main window displays the application toolbar and information about the selected media: the drive supported read and write features and also the drive general features.
The Media Information window shows various details about your drive: the format capacity, the media type, the manufacturer name and the available write descriptors.
DVDInfoPro's Advanced Commands dropdown menu gives you access to some additional features of the application, including Show complete media code, Send INQUIRY command, Physical Format Information, etc.