This DB37 connector is used to connect the interface with serial port network function and support serial port data transmission. This serial expansion cable is used for any device that uses a DB37 connector. | High quality environment-friendly PVC wire, tensile, folding and non knotting. It adopts all copper 26awg wire gauge double screen wire, with strong anti-interference and high fidelity design to ensure transmission effect, strong signal transmission, internal insulation and more stable transmission. | The interface is nickel plated and pluggable. The plug is treated with fine nickel plating, which has the characteristics of oxidation resistance, wear resistance, corrosion resistance and durability. It can effectively reduce the attenuation value and make the transmission more stable. The terminal is firmly pressed, not easy to pull out, and the wiring is more convenient. | This 37 pin connector is used for direct wiring for all cables. Expand the existing DVI dual link cable. | This DB37 connector is suitable for providing high-performance connection between PC and flat panel display, digital CRT display, projector and HDTV. Perfect for your office, home entertainment monitor, conference room, etc.