1. High performance, fast transmission speed, strong compatibility, suitable for mobile phones, tablets and computer extensions; 2. 5 ports can be used at the same time to connect the u disk, hard disk, mouse and keyboard. 3. Plug and play, compatible with multiple systems, 1 port USB3.0 with high speed; 4. USB interface can be connected to U disk, hard disk, mouse, keyboard and other USB devices. The theoretical speed of USB3.0 is 5Gbps per second.