Sony 9461555. Optical drive type: DVD. Input voltage: 220-240 V, Input frequency: 50/60 Hz, Power consumption (typical): 35 W. Weight: 720 g. Operating temperature range (T-T): 5 - 35 °C. Dimensions (WxDxH): 230 x 152 x 28 mm, Power requirements: 220 - 240V, 50/60Hz