US Robotics 2-Port USB 3.0 Super Speed. Host interface: PCIe, Output interface: USB 3.0. Width: 18.1 mm, Depth: 72.6 mm, Height: 6.14 mm. Certification: FCC, CE. Operating temperature range (T-T): 0 - 40 °C, Operating relative humidity range: 20 - 80 %. Colour of product: Blue