LevelOne IAT-1000 - Manual (Page 10)

4. IP Audiocast Manager
NOTE: If you had brought IAT-1920 or IAT-1900, pleas find the USB Key License
and plug in the computer before running manager software, the software will auto
detect the USB Key License, if the utility do not detect the USB Key, then it will be
only Manager Lite – 7 License(current active terminal), if utility had detect the USB
Key(there have 2 level of license: 20 or unlimited), then the utility will update the
license with advance feature.
This is Manager Lite with 7 License
This is IAT-1920 with 20 License
This is IAT-1900 with unlimited License