A dual layer DVD burner is a type of DVD burner that can write DVD discs with two layers of data. This is compared to a regular DVD burner that can only write discs with a single layer of data. This means that a dual layer DVD burner can store more data on a disc, making it ideal for backing up large amounts of data or for storing video files.

Dual layer DVD burners are becoming increasingly popular, as they offer a way to store more data on a single disc. They are also becoming more affordable, making them a …