Kanex 4-Port SuperSpeed USB 3.0 Hub with 5V/4A Power Adapter (USB3HUB4X) Adds 4 Super speed Usb 3.0 Ports To A Computer 5gbps Transfer Speeds To Quickly Transfer Data, Movies & Music In Just Minutes Fast Device Charging Plug & Play Ready Use the 4-port USB 3 Hub to connect up to four devices with SuperSpeed transfer speeds of up to 5 gigabits per second. SuperSpeed USB 3 enables users to connect their USB 3 external hard drives, digital cameras, MP3 players and more. The Kanex 4-port USB 3 Hub works right out of the box. No set up or drivers required. USB 3 is fully compatible with USB 2.0 and USB 1.1 devices. Did you know? Port 1 provides 10W of power to recharge tablets or other devices when host computer is powered down or disconnected from hub. Works with all PC's, Imac's, Macbook's and Microsoft Surface Pro models