This is a 307 Series card edge connector with a .156-inch (3.96mm) contact spacing, featuring 44 pins with tail-type contacts. The contacts are gold-plated for enhanced conductivity and corrosion resistance. The tails measure approximately 0.046 inches (1.17mm) in width, 0.013 inches (0.33mm) in thickness, and are 0.213 inches (5.41mm) long. The connector is arranged in a double-row configuration, allowing it to read both sides of the daughter board. It has a green insulator with 0.468-inch (11.89mm) offset card guides, designed for secure and precise connections.