Features: 1.Applicability: Laptops, desktops, IOS computers, all in one computers that support USB3.0, USB2.0 and TYPE C interfaces. (tablet PC and ultra thin notebook are not supported) HUB: 3 USB2.0, 1 USB 3.0, support TF reading, support SD card reading, maximum support 1TB, a total of 6 HUB interfaces. 2.USB Power Supply: No external power supply is required (plug and play without driver, except for win98 system, which requires driver installation). 3.Support: For WIN98/XP/ for WIN7/ for WIN8/ for WIN10/ XP/ VISTA/ for OS 8.6 or above system. 4.Support A Variety Of Disc Formats: DVD ROM, DVD R, DL, CDA, CD ROM, CD R, VCD, SVCD, CD RW. 5.Multifunction: Full support for DOS startup and system recovery issues. Support burning CD, DVD, can play CD, DVD, VCD and other formats of discs. specification:Item Type: External CD DVD Drive Product Material: Plastic, Electronics PackageList: 1 x Host 1 x Data Cable 1 x User Manual