What is this? D-sub, rectangular D-shaped, d-sub connectors deliver one of the most commonly used and reliable connectivity solutions for the transmission of data. What will I get? The adapters are in the size of: Number of Positions: 9; Number of Rows: 2; Size: 49x34x21mm/1.93x1.34x0.83 inch(LxWxH); Wire Hole Diameter: 10mm/0.39 inch; Mounting Type: Thumb Screws; Color: Black In the package of: 1 x Male D-sub DB9 Connector; 1 x Female D-sub DB9 Connector Are there any advantages of the product? Durable copper alloy contact material provides a reliable and stable connection, anti-oxidation, contact better. How to use it? Solder type connection between the cable and connector is very easy to connect and creates permanent and extremely durable connections from cable to connector. See more

This D-sub connector is used in computer serial ports and other widely used computer peripheral parallel ports. Solder type connection between the cable and connector is very easy to connect and creates permanent and extremely durable connections from cable to connector. Durable copper alloy contact material provides a reliable and stable connection, anti-oxidation, contact better. Positions: 9; Number of Rows: 2; Size: 49x34x21mm/1.93x1.34x0.83 inch(LxWxH); Wire Hole Diameter: 10mm/0.39 inch; Mounting Type: Thumb Screws; Color: Black. D-sub, rectangular D-shaped, d-sub connectors deliver one of the most commonly used and reliable connectivity solutions for the transmission of data.