How to use Burn Image in QQBoxx Pro 3?
Burn discs from Image files (.ISO).
Burn Image Operation
Select the Burn Image under Jobs tab, then select an available auto loader.
Select the image file (.ISO).
Set burning speed and number of copies. Click Advanced for additional settings such as emulation and verification. Click Print to set up label printing. 
Preview settings and click Process to begin the burning process.
(Click Save Job to save the current job for easy access in the future.)