2) High Speed USB Hub: Using the USB hub to sync data at blazing speeds up to 5Gbps-fast enough to transfer an HD movie in seconds. and drive-free for Windows/Linux/Mac OS system. 3) Tool-free Installation: Plug and play and support hot plugging. In addition, the LED light can easily show its working status. Simple and easy to use, just follow the operation steps to put the hub into the table hole. And it can detach the cable hole so that the big plug of the data cable can be passed through, which is more user-friendly and practical design.