Old-fashioned mobile phone charging line interface type

Old strip flat wide interface, MiniUSB interface.

1. According to the query of cstnet, the old long flat interface: it is a special interface customized by Samsung for its own mobile phone, and it is rare now. This interface is not suitable for use because of its slow transmission speed and large volume.

2.MiniUSB interface: This interface is born for mobile portable devices. It has compact structure and good error-proof performance. Widely used in mobile phones, mobile hard disks, digital cameras, the elderly, measuring equipment and so on.