1. USB 4-port hub: 1.1/2.0 version                                  
2. Changing colorful light to make home or office dynamic(with multi lighting mode setting)
3. Clock:12hours format,AG13X1pc included for clock/Timing     alarm/integer hour sound                                                
4.   External power supply (DC power supply  5V, DC adapter not included)                                                                      
5.   Driverless hot plug&play                                                                                           
6.  Internal over current protection circuits                        
7.  Support USB 1.0/1.1 Compatible USB2.0 Full speed up to 12Mbps                                                                        
8. Design with super streamline                                                                        
8.  Support OS: Win95 OSR2/98SE/ME/2000/XP/7.Linux2.4 and MACOS8.5 or over version                                     
9.CE FCC and Rohs compliance, ideal for gifts or as promotional items.