... supply. 6. Built-in LED power indicator. USB 3.0 HUB 1.Compatible with USB2.0/1.1. 2.Support for ... supply. 4.The built-in current protection device . 5.small size so easy to carry. 6.built-in LED power indicator ... , Mouse, keyboard,Game Headphone and Keyboard, Game Mouse, Gamepad, USB Hub,Card Reader, PCI and PCI-E card, Data Splitter/Switch ...