High Speed USB 3.0 (Transfer data at speeds of up to 5 Gbps through 4 ports. That’s fast enough to transfer a full HD movie in just seconds.) 4-Port Expansion (It is very convenient to allow you to connect USB devices, which almost solve the problem of port shortage or damage repeatedly plugging.) Built-in surge protectors in each port give the safety of the computer. Supports hot swapping, plug and play. Brushed aluminum design easy to use and carry anywhere, Gray and Silver perfectly complements Apple accessories. No drivers required for Windows (32/64 bit) 10 / 8.1 / 8 / 7 / Vista / XP, Mac OS X 10.2 or above Especial Sky Blue
