Tp-Link UH400 is your one-stop USB 3.0 hub, connecting all of your portable devices to a lightning fast data highway that is capable of reaching transfer speeds of up to 5Gbps, making it 10 times faster than the USB 2.0 standard. Users can simultaneously plug in and run up to 4 USB-based devices such as USB flash drives, mice, printers, external hard drives, smart phone charging/syncing cables and so much more. USB 3.0 hub gives users the freedom to connect up to 4 devices at a time. This extends the number of USB ports available to users using laptops or computers with a limited number of ports. Users can also choose to connect multiple hubs to one another to further increase their connectivity options. Users simply connect the USB hub to a computer and plug in their e-devices, doing away with the need to reboot or install additional drivers. This device is ready to use out of the box.