S series Main features: 1) Security of the push-pull self-latching system; 2) multi-core type(2-6); 3) Solder or PCB contacts (straight and elbow); 4) high-density installation for saving space; 5) Polarization by stepped insert (half-moon) fitted with male and female pins; 6) 360 degree screening for full EMC shielding. Parts of connector: 1) Shell made of copper alloy, stainless steel is used in special occasions, plated with Nickel or Chrome; 2) Pin and jack made of copper alloy, plated with gold; 3) Insulator molded with engineering plastic which is high-temperature endurable and good insulating; 4) Sleeve molded with soft plastic to protect cables