NEC AD-7173A, Vertical/Horizontal, DVD-RW, EIDE/ATA, 2 MB, 48x, 18x NEC AD-7173A. Mounting: Vertical/Horizontal. Optical drive type: DVD-RW, Interface: EIDE/ATA, Drive device, buffer size: 2 MB. CD write speed: 48x, DVD+R write speed: 18x, CD rewrite speed: 32x. CD read speed: 48x, DVD-RAM read speed: 12x. DVD drive average random access time: 160 ms, Access time: 140 ms Fancy pictures burnt onto the top side of a DVD