Samsung SE-W164C - External H/H DVD Writer, Black, Vertical/Horizontal, USB 2.0, 2 MB, 40x, 16x Samsung SE-W164C - External H/H DVD Writer. Product colour: Black, Mounting: Vertical/Horizontal. Interface: USB 2.0, Drive device, buffer size: 2 MB. CD write speed: 40x, DVD+R write speed: 16x, CD rewrite speed: 32x. CD read speed: 48x, CD-R read speed: 48x, CD-RW read speed: 32x. DVD drive average random access time: 130 ms, Access time: 110 ms