Plextor PX-755SA/T3K. CD write speed: 48 x, CD rewrite speed: 24 x. CD read speed: 48 x. Drive device, buffer size: 2 MB, Interface: SATA. Media types supported: DVD+R, DVD-R, DVD+R DL, DVD-R DL, DVD+RW, DVD-RW, CD-R, CD-RW. Dimensions (WxDxH): 146 x 41.3 x 170 mm, Weight: 1000 g