ORICO 4 Port USB 3.0 Square Portable Data Hub Expander - PC, Laptop, Desktop Computer, HDD Hard Drive - Black ESAY TO USE: Built-in with VL812 controller, provides more convenient by easily adding 4 USB3.0 ports to any compatible system, eliminating the hassle of switching between devices SUPER SPEED: Fast data transfer speeds, with a USB3.0 transfer rate of 5Gbps (the actual rate will depend on the capability of your device) COMPATIBILITY: Compatible with USB2.0 and 1.1, with no drivers required for Windows 8/7/Vista/XP and Mac OS X 10.2 and above. and supports hot swapping DECLUTTERING WIRES Built in, Micro USB hideaway cable reduces obstruction and the number of cords in your bag WHATS IN THE BOX: 1 x ORICO USB3.0 4 Ports HUB, 1 x User Manual, 1 x Service Card; we provide 18 Months warranty and lifetime technical support for purchase via ORICO direct store