ASUS Slim External DVD-RW. DVD+R write speed: 8 x, DVD-R write speed: 8 x, DVD-R Double Layer write speed: 6 x. DVD+R read speed: 8 x, DVD-R read speed: 8 x, DVD-R Dual Layer read speed: 8 x. Drive device, buffer size: 2 MB, Optical drive type: DVD±R/RW, Interface: USB. Dimensions (WxDxH): 134 x 141 x 20 mm, Weight: 0.336 kg. Compatible operating systems: Windows 7, Windows Vista, Windows XP, Windows 2000, Linux