ASUS SDRW-08U7M-U. Product colour: Black, Disc loading type: Tray, Mounting: Vertical/Horizontal. Purpose: Desktop/Notebook, Optical drive type: DVD±RW, Interface: USB 2.0. CD write speed: 24x, DVD+R write speed: 8x, CD rewrite speed: 24x. CD read speed: 24x, CD-R read speed: 24x, CD-RW read speed: 24x. DVD drive average random access time: 160 ms, Access time: 160 ms, CD-ROM drive average random access time: 160 ms