The new design， more and more avant-garde fashion. High-speed USB 2.0 4PORT HUB， design is very beautiful， bright and lovely. This product is compact， easy to carry. Multicolor mixed hair. 

1 chip:. GL850A chip， true high-speed 2.0 chip. 

2 high-speed (Hi-speed) USB2.0 interface up to 480Mbps， backward compatible with USB 1.1/1.0 standard 

3 is equipped with four hot swap function with USB jack 

4 Current protection， support for voltage and transient current overload protection， use of safe and convenient 

5 Working lights 

6 Operating Humidity: 10% - 90% 

7 Operating voltage: 5V 

8 Working current:. 500mA 

7 Working temperature:-20C - 75C 

8 Storage temperature:-40C - 85C 

9 Support System: Windows 95/98/2000/2003/ME/XP/Vista Mac OS 8.1 or above (under Windows 95/98 systems need to install the driver)