This external DVD has an ultra-thin, ultra-light, wavy design, making it easy to carry around. You can take it to help your friends install the system. It can be plug and play wherever USB is available, and can be used on any laptop/desktop without any complicated installation procedures. It fully supports DOS startup and system recovery issues, its movement has strong error correction ability, shock resistance, low noise, and can be operated horizontally or independently. Circuit optimization design saves energy and low power consumption, no need for external power supply. Support Interface: USB3.0, USB2.0 (Apple's latest TYPE-C needs to be equipped with a converter) Cache Size: 2 MB Color: Black Size: 14 x 14 x 1.8cm Weight: 380g Scope of Application: Desktop Computer, Notebook, All-in-one Computer, Ultrabook, Netbook Hard Disk Player Read Speed: DVD-ROM 8x, CD-ROM 24x Recording Speed: DVD-R, DVD+R 8X, DVD-RW 4X, CD-R 24x Support CD Size: 8cm, 12cm Support Installation System: XP WIN7 WIN8, WIN2000, WIN 10, Mac os 8.6 or above Supported Operating System: Windows98/SE/ME/2000/XP/VISTA/Win 7/WIN8, WIN 10, Mac OS 8.6 or above HIGHT Compatible Packing list: 1 x External DVD