Yes, you need pay $20 for upgrade from PTZ Controller v1.x to v2.x
After you order the Upgrade, please send us your old registration code. We will send you a new registration code for v2.x.
It’s free to upgrade within v2.x. You just need to uninstall the old version and install the latest version.
You can always download the latest version with the link below.
http://www.serialporttool.com/download/PTZController/PTZController.zip