High Speed USB Hub 3.0 4 / 7 Port Hub Splitter On/Off Switch with EU/US Power Adapter for MacBook Laptop PC

High Speed USB Hub 3.0 4/7 Port Hub Splitter On/Off Switch with EU/US Power Adapter for MacBook Laptop PC Features: powered USB 3.0 hub  Every port with independent control swith Every port has LED power light Can be driven 500Gmobile hard disk without external power supply Backflow prevention circuit design,in order to prevent electric current flow back to the device Automatic switching between self-powered and bus-powered mode Supports Plug&Play High Compatibility This hub is USB splitter 3.0 for keyboard, wireless mouse, HDD, camera, good USB 3.0 hub for PS4, for Xbox, for MacBook Pro, for Surface Pro, for iMac System Compatibility This powered USB hub compatible with most Windows 10, 8, 7, Vista, XP, Mac OS X, Linux (kernels 3.0 and later) How to use hub ! Easily add 7 USB 3.0 SuperSpeed ports to your PC and enjoy data transfer rates of up to 5Gbps for faster sync times. The Power adapter ensures stable data transfer. when you connect the Large capacity hdd or other Large P