Freecom FX-50 DVD+/-RW 16x Double Layer, FX. CD write speed: 48 x, CD rewrite speed: 24 x. CD read speed: 48 x. Interface: USB 2.0 & FireWire. Media types supported: DVD+RW, DVD+R, DVD-RW, DVD-R, DVD+R9, CD-R, CD-RW, High Speed CD-RW, Mini-CD, Mini-DVD+RW. Dimensions (WxDxH): 254 x 181 x 53 mm, Weight: 1600 g