[Real USB 3.0 Hub] - USB hub converts one USB port into 4 USB 3.0 ports (every port is USB 3.0), which 10 times faster than USB 2.0 and transfer speed up to 5Gbps can transfer an HD movie in seconds. [Easily Use] - Our 4 port USB hub has built-in intelligent chip to keep your devices and data safe, supports hot swapping. No software or drivers, Plug and Play. Please use extra power supply (Not included) when connected to High Power devices (such as 3.5TB hard drive). [Easily Control] - You can connected 4 of your frequently-used USB peripherals to this USB 3.0 hub at a time, and then control each port by the switch, the Blue indicator light will tell you if the USB port is working or not. [Wide Compatibility] - This computer usb extender is compatible with Windows 10/8/7/Vista/XP, Mac OS 10.6-10.12 or later, Linux 2.6.14 or Later system. Can be used to connect all USB peripherals like Mouse, Keyboard, Printer, Speaker, etc. [Portable & Worry-free] - The USB networking hub is specially designed to be as slim and light as possible, perfect for business trip with laptop.