USB is a serial bus standard for connecting computer systems and external devices. It is also a technical specification for input and output interfaces. It is widely used in information communication products such as personal computers and mobile devices, and is extended to photographic equipment and digital televisions (set-top boxes). ), game consoles and other related fields. The latest generation is USB 3.1, the transmission speed is 10Gbit/s, the three-stage voltage is 5V/12V/20V, and the maximum power supply is 100W. The new Type C plug-in is no longer positive and negative.we can do the OEM AND ODM,Any need, please contact with Ms Dai, email is sales@huayanelec.com.