Amazon Customer 3 The DisplayPorts use DisplayLink. I learned after purchasing that this means the hub is working like a USB display adapter and affects performance. Scrolling was laggy when viewing websites in full screen, Youtube videos had poor framerate, dragging windows was slow, etc. They should make this more clear in the description.I returned and replaced this with the "CalDigit TS3 Plus" which uses "DP Alt Mode" instead of DisplayLink and performs perfectly with my laptop (HP Elitebook G6)