The Lanberg PCI-E 4x USB 3.1 controller (PCE-US3-004) is a powerful and highly functional solution that allows you to add four USB 3.1 ports to your computer system. Thanks to PCI Express technology, this controller offers fast data transfer at 5 Gbit/s, making it the ideal solution for demanding devices. Bandwidth: 5 Gbit/s Plug Play Support: Yes Design: Metallic, green Dimensions: 85 mm x 68 mm x 19 mm Weight: lightweight Relative Humidity Range: 10 - 90 % Temperature Range (Operating): 0 - 50 °C Internal: Yes Supported Operating Systems: Windows XP, Vista, 7, 8, 8.1, 10, and Windows Server 2008 R2 and 2012 Number of Ports: 4 x USB 3.2 Gen 1 (3.1 Gen 1) Type-A The controller has a low profile, making it an ideal solution for compact computer cases. Assembly is quick and easy, and the included user guide provides all the necessary installation information. Choose the Lanberg PCE-US3-004 to elevate your computer's functionality to a new level.