Looking at the eBuyer reviews, it would seem as though the NEC Burner is an highly rated bit of kit.I would suspect that the problem lies with the DVD disks.Someone who regularly burns DVD's, would have a simple answer to the problem no doubt.
OnePlus 5T review: Hands-on
Illustrator Andrés Lozano on his improv line work, brazen use of colours & hand sketching
iPhone X review
Comment envoyer gratuitement des gros fichiers ?