GW Security 500 Feet RG59 Siamese Power and Video Combo Cable for CCTV Surveillance Video Camera Security System (500ft Cable Roll) Perfect for Security systems, Surveillance cameras, Satellite, Cable TV, Antenna installations, etc. Center conductor 20AWG, 95% braid with 100% shield, PVC jacket. Dual Shielding. Fully Sweep - Tested to 3000MHz, 75 Ohm