Iomega Super DVD 20x. CD write speed: 48 x, CD rewrite speed: 32 x, DVD+R write speed: 20 x. CD read speed: 48 x, DVD+R read speed: 16 x, DVD-R read speed: 16 x. Drive device, buffer size: 2 MB, Interface: USB. Media types supported: DVD+R DL/DVD+R/DVD+RW/DVD-R DL/DVD-R/DVD-RW/DVD-RAM/DVD-ROM/CD-R/CD-RW. Dimensions (WxDxH): 168 x 244 x 57 mm, Weight: 1480 g