【High Quality Zinc Alloy】: This BNC coupler is made of nickel-plated zinc alloy. It reduces signal leakage and prevents moisture penetration for increased protection against corrosion. Anti-oxidation, Prevent signal loss, high transfer speed, precise connectors ensure long-lasting quality. 【Quality Control】: Our female to female BNC couplers undergo rigorous testing to ensure high-quality materials and quality ensuring secure connections. Precision machined, Maximize the signal to ensure picture or sound quality. 【Easy to Use】: Easily remove the BNC connector and reinstall it by hand. With the connector, you can connect two coaxial cables securely and reliably. Simply insert a male connector on each end. 【Performance】: You can convert a male BNC plug to a female BNC plug. A common use of this device is to provide a coupling between the two male BNC connector cables. Use to connect two male BNC plugs when it is necessary to extend the length of the BNC cable or as a gender converter. 【Perfect Match】: The package includes 10 BNC female couplers. Can be used with professional CCTV equipment and CCTV cameras. Add or extend CCTV camera cables and SDI/BNC video cables, connect HF radios to antennas, etc.Welcome to meet