Freecom Classic DVD+/- RW 16x Double Layer, Classic. CD write speed: 48 x, CD rewrite speed: 24 x. CD read speed: 48 x. Interface: USB 2.0. Media types supported: DVD+RW, DVD+R,DVD-RW, DVD-R, DVD+R9, CD-R, CD-RW, High Speed CD-RW, Mini-CD, Total storage capacity: 8.5 GB. Dimensions (WxDxH): 254 x 181 x 53 mm, Weight: 1600 g