MICRO USB Master Base BF Black Adhesive (Natural Black Adhesive) Double Pin Crimped Edge Mist Tin Without Column Solder Joint is a product of the micro USB connector under the USB2.0 connector. Its main feature is that the color of the plastic terminal body is not our common black color. This micro USB master base is generally used on digital electronic devices that have requirements for product appearance ID design. If the customer's product appearance color is black, for overall peripheral considerations, Many customers make a choice about the color of the plastic body of the interface on the device. Generally speaking, from experience, the black plastic body interface paired with a white shell will appear more coordinated. The micro USB motherboard of this model is of BF type, with an inverted trapezoidal interface section. The soldering method is our common double pin 5.9/6.4/7.2 spacing. The surface of the hardware shell is electroplated with fog tin, and the tail has double soldering pads and PCB board soldering to enhance the firmness of the soldering board. Please refer to our company's PDF specification for detailed appearance specifications, dimensional data, and related electrical performance parameters,