Features: Brand new and high quality The shell of this BNC connector is made of galvanized alloy. The inner core is copper and the white medium is polytetrafluoroethylene. Manufactured connectors ensure long-lasting quality. Our BNC coupler is suitable for CCTV security cameras. The extension cable is used to connect security cameras, video surveillance equipment, and CCTV cameras. This BNC adapter can connect two devices with a BNC male interface, providing a connection between two cables with a BNC female connector, if you need to extend the length of the BNC cable, and can be used to connect two BNC male connectors or as a socket converter. It is an economical and effective solution that can achieve quick combinations by simply screwing two connectors together, without the need for welding or crimping. With its screw-on design, these BNC connectors offer a hassle-free installation process without the need for welding or crimping. Get your surveillance system up and running quickly. Specifications: Material: Metal Impedance: 50/75 ohm Power: 260W Size: Approx. 3.17x0.76cm/1.25x0.3inch Note: 1.Please allow 1-2 cm error due to manual measurement, please make sure you do not mind before ordering. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 10 pcs BNC connectors