Plextor Blu-Ray Disc Writer PX-B900A. CD write speed: 24 x, CD rewrite speed: 16 x, BD-RE write speed: 2 x. CD read speed: 32 x, DVD-ROM read speed: 8 x, CD-ROM read speed: 32 x. DVD drive average random access time: 170 ms, CD-ROM drive average random access time: 160 ms, BD-ROM average random access time: 210 ms. Drive device, buffer size: 8 MB, Interface: IDE/ATA. Dimensions (WxDxH): 146 x 41.3 x 190 mm, Weight: 1000 g, Height: 41.3 mm