About product and suppliers:
            13 dual layer optical drive products are offered for sale by suppliers on Alibaba.com, of which optical drives accounts for 61%. 

A wide variety of dual layer optical drive options are available to you, such as desktop. You can also choose from sata, usb dual layer optical drive, as well as from dvd burner dual layer optical drive

There are 13 suppliers who sells dual layer optical drive on Alibaba.com, mainly located in Asia. The top countries of supplier is China, from which the percentage of dual layer optical drive supply is 100% respectively.