Gateway TC.33500.001. CD read speed: 48 x, DVD+RW read speed: 16 x, DVD-RW read speed: 16 x. Disc loading type: Slot, Drive device, buffer size: 1.5 MB, Optical drive type: DVD±R/RW. Optical disk diameter: 120 mm. Data transfer rate (max): 150 Mbit/s. Colour of product: Black