Dual Rg6 Coax Cable, 500 Ft Conductor: 18 AWG Solid Copper Clad Steel Dielectric: 4.57mm Foam Polyethylene Shielding 1: Bonded AL Foil Shielding 2: 60% AL-Mg alloy wire (16*5*0.12mm) Cable Dimensions Jacket: 6.8mm Black PVC (UL ,ROHS)