Plextor PX-L890UE. CD write speed: 48 x, CD rewrite speed: 24 x, DVD+R write speed: 24 x. CD read speed: 48 x, DVD+R read speed: 8 x, DVD-R read speed: 6 x. Interface: USB. Minimum RAM: 128 MB, Minimum processor: Intel Pentium 4, 1.3 GHz, Minimum hard disk space: 1 GB. Colour of product: Black