... 1. Compatible USB1.1 2. Support for hot-swappable. USB 2.0 HUB 1. Compatible USB1.1 2. Support for hot - ... swappable3. The built in current protection device 4. Transmission rate :12Mbps/480Mbps 5 ... of computer electronics: Headphone, Bluetooth Headphone, Earphone, Speaker, Mouse, keyboard,Game Headphone and Keyboard, Game Mouse, Gamepad, USB Hub, ...