DeLOCK 94601. CD write speed: 24 x, CD rewrite speed: 24 x. CD read speed: 24 x, DVD+R read speed: 8 x, DVD-R read speed: 8 x. Interface: USB. Data transfer rate (max): 480 Mbit/s. Dimensions (WxDxH): 135 x 165 x 21 mm