How do I get the correct device type?

when i use MEDIA_CDR type,i get such as _NEC CD-rom CD-3002A,generic DVD-rom and Image Recorder devices;when i use MEDIA_DVD_ANY type ,i get such as _NEC CD-rom CD-3002A,generic DVD-rom and Image Recorder devices.In fact,I do not install Recorder._NEC CD-rom CD-3002A and generic DVD-rom only exist in my computer’s CD-Rom drive.I hope I get correct device type like Nero Buring Rom - Image Recorder!!Don’t i do it incorrectly?how do it?
i hope someone helps me!
thanks a lot!!!
I haven’t pool English,Don’t laugh at me!!!
thanks!!

If I understand you correctly you are confused by the presence of image recorder in the returned device list, this is a “software recorder” which allows you to create Nero image files. It is normal for this to be returned.

Mike