10-pair (10 male + 10 female) , DE9 or DB9 male to female Solder Type Connectors. In assembly of a working cable, the connector is essential to provide the actual connection interface between two devices. Such an important function relies on durable and reliable materials, manufacturing, and design. These connectors are made of the highest quality materials to ensure maximum operational efficiency during high intensity and mission critical applications. Solder type connection between the cable and connector is very easy to connect and creates permanent and extremely durable connections from cable to connector.. Detailed Description RS232 D-Sub miniature connectors. tin plated housing. You may also need to order DE9 or DB9 hoods; our hoods to match this is 15-DB9-Plastic Hood-15PK B015MVGHZ8