1. Get rid of the problem of a single interface of thin and light notebooks and connect more devices；
2. The shape is lightweight and easy to carry；
3. The 4-port USB interface supports hot plugging, plug-and-use, easy to use.
Color: black
Case Material: ABS plastic
Power Input: USB
Ports: 4 external USB 2.0
Speed: Full-speed(12Mbps) High-speed(480Mbps)
