Detailed Product Description Insulation: high Gas injected foamed polythene-physical; Shield: aluminum/copper foil + AL-Mg wires or BC/TC braiding;Jacket: PVCProduct Feature(RG6U): Impedance: 75 OHMS;Low Return Loss;Low Attenuation Product Specification/Models: RG6 Application: CATV, CCTV, MATV, Satellite and Communication