Belden 1189A RG-6/U Quad Shield Coaxial Cable 18 AWG Copper-Clad Conductor 75 Ohm 500 ft. USA High-performance coaxial wire for audio/video installations 18 AWG solid 0.040&quot; bare copper-covered steel conductor Electrically superior gas-injected foam polyethylene insulation Duobond IV quad shield provides 100% coverage Tough, long-lasting PVC outer jacket