GW Security Premade 25 feet Siamese CCTV Coaxial Cable White RG59 Combo Cable for Connecting HD-SDI Camera System with BNC Connector and 2.1mm Power Connector (Black) Solid bare copper center conductor 128 wires 95% coverage shield Foam polyethylene dielectric CM/CL2 rated 2 PVC jacket, Sequential foot marking Ideal for composite video, RGBHV video, component video and even surveillance systems