Interface: USB2.0 (Compatible with USB1.1) Disk Load Type: Tray * 2X BD-ROM reading 5X DVD-RAM Writing 8X DVD-R Writing 2X DVD-R DL Writing 4X DVD-RW Writing * BD-ROM Combo Drive inside. Blu-ray read only + Super Multi functions, Attribute Value! * The Blu-ray disc format offers 5 to 10 times more storage than DVD