USB Female Socket Type-A Type-B 90 Degree 180 Degree Port Printer Repair Adapter
USB is "Universal Serial Bus", the Chinese name for Universal Serial Bus. This is a new type of interface technology that has been gradually and widely used in the PC field in recent years. USB interface has the characteristics of faster transmission speed, support for hot plugging and connecting multiple devices. It has been widely used in all kinds of external devices. Currently there are three kinds of USB interface: USB1.1 and USB2.0, as well as the emergence of usb3.0 in recent years. theoretically, the transmission speed of USB1.1 can reach 12Mbps/sec, while USB2.0 can reach the speed of 480Mbps/sec, and can be backward compatible with USB1.1.
With the rapid development of computer hardware, peripheral devices are increasing, keyboard, mouse, modem, printer, scanner has long been known, digital cameras, MP3 Walkman one after another, so many devices, how to access the personal computer? USB is based on this purpose.
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