iTEC USB2HUB7. Data transfer rate: 480 Mbit/s. Output current: 2.5 A, Output voltage: 5 V. Weight: 98 g. Operating temperature range (T-T): 20 - 50 °C, Storage temperature range (T-T): 0 - 70 °C. Interface: USB, Dimensions (WxDxH): 76 x 25 x 113 mm, Power requirements: 100 - 240V, 50/60Hz