Features:  -USB-3.0 and Type-C connectors, giving it great versatility, compatible for more device. And extended usb c port is more convenient than usb c adapter, you don't need to worry about lossing the adapter,  -No software and external power supply needed, support plug and play, convenient to use,  SATA interface, brand new chip, strong ability of error correcting, anti-shock and noise reduction, low power consumption,  -Built in anti-burnout control,  -Full support for DOS start-up and system recovery issues,  -The material of outer casing has ABS diamond, more sturdy and durable, protect the inner part perfectly,    Specifications:  Compatible System and Device:  Compatible System : WIN98/XP/ WIN7/ WIN8/WIN10/ XP/ VISTA,  Reading Speed : DVD-ROM 8x, CD-ROM 24x,  Writing Speed : DVD 8x, CD 24x,  Supportive Disk Size : 8cm, 12cm,  Supportive Disk Format :DVD-ROM,DVD-R,DVD+R,DVD-RW,DVD-RDL,CDA,CD-ROM,CD-R,VCD,SVCD,CD-RW,  Size : 14x14x1.6cm / 5.51x5.51x0.63inch,  Package Include: 1 x External DVD/CD Drive,  1 x Instruction Manual,