UniQue DVD-RW External Optical Drive -Plug & Play with no external driver or power needed, Supports Windows 98 through Windows 10, Windows Server, Linux, and Mac OS. Memory cache 2MB, Black plastic casing, DVD-RW drive type. Transmission rate up to 5 Gbps, Read speeds: DVD-ROM 8x, CD-ROM 24x. Recording speeds: DVD-R/DVD+R 8x, DVD-RW 4x, CD-R 24x. Supports 8cm and 12cm discs and formats DVD-ROM, DVD-R, DVD+R, DVD-RW, DVD-R DL, CDA, CD-ROM, CD-R, VCD, SVCD, CD-RW. Voltage DC 5V, Retail Box , 1 year Limited warranty