LG GH24NS95. CD write speed: 48 x, DVD+R write speed: 24 x, DVD-R write speed: 24 x. DVD+R read speed: 16 x, DVD-R read speed: 16 x, DVD-R Dual Layer read speed: 12 x. Disc loading type: Tray, Drive device, buffer size: 0.75 MB, Optical drive type: DVD±RW. DVD-ROM transfer rate (sustained mode): 2.77 MB/s. Weight: 0.7 kg, Height: 41.3 mm, Depth: 165 mm