Inside drive:Original & brand new * High quality * Tray loading * USB 3.0 interface * Plug and Play * Support play BD,DVD, CD * Support write BD, DVD,CD * Work with Both Laptop & Desktop * Support Window 2K/XP/2003/Vista/7, * Support Linux , Mac 10 OS systems Write speed: 6X BD-R 2X BD-RE 8X DVD-R 8X DVD+R 4X DVD-RW 4X DVD+RW 4X DVD-DL(R9) 4X DVD+DL(R9) 5X DVD-RAM 16X CD-RW 24X CD-R Read speed: 2X BD-ROM 8X DVD-ROM 24X CD-ROM