1.USB 4-ports Hub:1.1/2.0 version
2.USB hub powered an noexternal adapter is required .     
3.Plug-and-Play,Driver is not required.
4.Support Window98/2000/XP/Window 7
5.Wide used for external storage devices,Scanners,Printers,DVD Drivers,CD-RM drivers,Digital Cameras/Camcorder
6.DC power supply  5V  (DC adapter not included)

Product size:65X60X15MM
Product weight：36g
Blister packing
Quantity in carton:100PCS
Carton size:45X35X38CM
N.W:8KGS,G.W:9KGS

OEM/ODM,Customized Logos/Designs are Welcome