One end plug is a standard 2.0 male and the other end plug is a standard 2.0 female.; Compact and exquisite, easy to transfer, transmission lossless, small volume, easy to carry.; Plastic and copper materials, copper plug-in interface, to ensure the transmission effect, will not be due to the reason of the adapter interference and attenuation, transmission speed is faster and more stable.; It is used to solve the connection between USB am and USB AF. through actual test, it is easy to connect wireless network card, 3G network card, camera, mobile hard disk, U disk and other devices.