Dynabook PS0048UA1DVD, Black, Front, Laptop, DVD-RW, USB 2.0, CD-R, CD-ROM, CD-RW, DVD+R, DVD+RW, DVD-R, DVD-RW Dynabook PS0048UA1DVD. Product colour: Black, Disc loading type: Front. Purpose: Laptop, Optical drive type: DVD-RW, Interface: USB 2.0. DVD+R write speed: 8x, CD-R write speed: 24x, CD-RW write speed: 24x. CD-R read speed: 24x, CD-RW read speed: 24x, CD-ROM read speed: 24x. DVD drive average random access time: 130 ms, CD-ROM drive average random access time: 130 ms