1Reading speed is CDROM 24X, CDR 24X, CORW 24X, DVDROM 8X, DVDR 8X, DVDRW 8X, DVDRAM 6X. 2Optical drive's write speed is CDR 24X, CRRW 16X, DVDR 8X, DVDRW 4X. 3Support for IOS laptops, desktops and allinone computers with USB3.0. 4Convenience for you to playing music, movies or install software with this usb external DVD drive, or copy / buring the movies, music from your laptop to a DVD. 5Support system for Windows 2000/2003 / xp / Windows 7/8/10/ Vista / OS X. Item Type:Optical Drive Output Voltage: 3-5v Support System: For Wndows 2000/2003 / xp / Wndows 7/8/10/Vista/OS X Support computer laptop, desktop, notebook The driver is plug and play, no additional driver is required Reading speed: CD-ROM 24X CD-R 24X CO-RW 24X DVD-ROM 8X DVD-R 8X DVD-RW 8X DVD-RAM 6X Write speed: CD-R 24X CR-RW 16X DVD-R 8X DVD-RW 4X 1 xOptical Drive 1 x Cable 1 x User Manual