Professional connector manufacturers will explain the characteristics of the type-a interface as follows:

1. Physical feature: Type A interface is a rectangular shaped interface with a size of 12mm x 4.5mm. It has four metal contacts, two at the top and two at the bottom. this

Interface is commonly used to connect USB storage devices, printers, keyboards, mice, and other devices.

2. Power supply: The TypeA interface can also provide power supply, which means that devices can obtain power from computers or other devices through the TypeA interface. This is for those who need to charge

Devices like smartphones and tablets are very useful.

3. Compatibility: Type-A interface is a very common type of interface that is supported by almost all computers and devices. In addition, the TypeA interface is also backward compatible, which means that interfaces like

If a device only supports the low-speed USB 1.1 standard, it can still be connected to a computer through the TypeA interface.