... 0 port,fully compliant with the universal serial bus,specification version 1.1/2.0,full ... 480Mbps single chip integrated processor,2,support four bus-powered USB hub controller with embedded propriety ... processor,support four bus-powere downstream ports,3,built-in 3. ... 4,HOT PLUG&PLAY.Design with super streamline&mini&mini size with color LED show(particular models)5 ...