... enhanced bandwidth, it’s speed reached 5Gbps((640MB/s),) duplex.(USB2.0 is 480Mpb duplex/simplex transmittal).Better arrangement for POWER, more ... the device.With USB3.0 connects the PC allows you use USB-LED lamps, USB-Minifan, USB-Webcam, USB-DV, USB-Digital ... Camara, charge, Blue Ray Player, etc much better.Support Stand by , Sleep, Pause functions.USB3.0(4 ...