1.usb hub 4 port driver 2.Foldable,Convenient to carry 3.USB2.0 4.Special Design 5.Factory Selling Special Design Folding USB2.0 usb hub 4 port driverDetailed Product Description:1,folding new usb hub with 4*2.0 port,fully compliant with the universal serial bus,specification version 1.1/2.0,full speed up to 480Mbps single chip integrated processor,2,support four bus-powered USB hub controller ...