USB mother seat mounting plate 3.5/4.9 straight/rolled copper/iron shell, USB AF mother seat 90 degree mounting plate 3.5/4.9 high temperature resistant with rolled edges but no rolled edges, and the height on the broken board of USB mother seat AF is 3.5/4.9. The SMT straight edge black glue hardware outer port is a straight edge type, and the packaging form is front pasted and rear inserted. The double fish fork foot DIP welding is fixed at the back. The pin number is 4Pin, the material is copper plated gold, and the plastic is black environmentally friendly and high-temperature resistant LCP plastic, Capable of withstanding high temperatures of 280 degrees Celsius for reflow welding machines, this USB motherboard is a broken board type with a sink height of 3.5/4.9mm. Relevant electrical performance parameters and appearance structure size data can be directly inquired about by our company if needed