... 2.0 mini usb hub 4 portsBox shape usb 2.0 mini usb hub 4 portsBox shape usb 2.0 mini usb ... bus,specification version 1.1/2.0,full speed up to 480Mbps single chip integrated processor,2,support ... ,3,built-in 3.3 voltage regulator allows single +5V operating voltage,resulting in reduced overall system ... ,4,HOT PLUG&PLAY.Design with super streamline&mini&mini size with color LED show(particular models)5 ...