Description : High speed external dvd drive : It comes with standard USB 3 . 0 transmission and it is compatible with the old version . OS : compatible with Windows XP / WIN7 / WIN8 / VISTA , Mac 8 . 6 and above OS system . It can read CD , DVD and VCD , DVDRW Compact design : It has an eject button so that you never have to worry about your disc getting stuck inside . plug and play function this external disc drive does not need any additional power source or to install the driver program for this dvd - rw discs drive . Specification : Color : Black Material : Plastic and Metal Size : about 5 . 75x5 . 51x0 . 59inch Cache capacity : 8MB Interface Type : USB 3 . 0 Reading speed : 24x Write speed : 24X Supportable disc standards : DVD - RW Read the disc format : DVD , CD , VCD , DVDRW Maximum DVD burning speed : 8X Optical drive type : built - in Interface Type : SATA Device type : DVD - RAM ( full - featured DVD burner ) DL , RAM disc Read and write : DVD + R = 8X ( read and write ) DVD - R = 8X ( read and write ) DVD + RW = 8X ( read and write ) DVD - RW = 8X ( read and write ) DVD + R9 Dual Layer = 6X ( double 8 . 5 GB CD reading and writing ) DVD - R9 Dual Layer = 6X ( double 8 . 5GB CD reading and writing ) DVD - RAM = 8X ( 100 , 000 rewritable CD reading and writing ) CD - R = 24X ( reading and writing ) CD - RW = 24X ( read and write ) Package Includes : 1x USB 3 . 0 DVD Drive External Burner Writer