PLDS Internal 18x DVD ROM SATA. CD read speed: 48 x. Dimensions (WxDxH): 145 x 170 x 41.3 mm, Weight: 700 g, Height: 41.3 mm. Minimum RAM: 128 MB, Minimum processor: Pentium 4 1.3MHz, Compatible operating systems: Microsoft Windows 2000 / XP/Vista. Operating temperature range (T-T): 5 - 45 °C, Operating relative humidity range: 15 - 80 %, Storage temperature range (T-T): -35 - 60 °C. Mean time between failures (MTBF): 70000 h