If it works with that cutter, it works. What are you asking? Personally, you would be better off by ordering the $50 VinylMaster program, it's more versatile and robust, with a great Vectorization tool (converts images to cuttable files). Or, even SignBlazer Elements (Hybrid version 7.0.0 -- using RedSail model for your cutter). Here is the Serial emulation USB driver --- 
http://www.uscuttersupport.com/downloads/Drivers/cdm20828_setup_windows.exe