Features:Compatible only with Laptop and PC's Plug and Play, no driver needed. 4-port USB 3.0 hub with super speed rate up to 5Gbps. Built-in over-current protection to protect both connected devices and the hub itself from unforeseen power surges. Sufficient power for diverse devices.This is Ultra Speed USB 3.0 device, fully backward compatible with USB 1.1 and USB 2.0 devices. Description: With highest speed of 5G/S, the hub can be compatible with Win 8.1, Win 8,10, and so on. Color: black Material: plastic Package Contents: 1 x USB Hub Splitter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.