... with USB2.0/ 1.1. 2. No extemal power supply. 6. Built-in LED power indicator. USB 3.0 HUB 1. ... Compatible with USB2.0/1.1. 2.Support for hot- ... . 3.No extemal power supply. 4.The built-in current protection device . 5.small size so easy to carry. ... , keyboard,Game Headphone and Keyboard, Game Mouse, Gamepad, USB Hub,Card Reader, PCI and PCI-E card, Data ...