COLEMAN CABLE INC 92003-45-08 RG6U Gas Injected Coaxial Cable, 500-Feet, Black Frequency sweep tested to 3GHz 18 AWG CCS Dual Shield Black Jacket It is 500' RG6U Black Gas Injected Coaxial Cable 60% Aluminum Braid & Swept o 3.0 GHZ ETL Dual Listed As CM/CL2 & CATV 18 AWG Copper Clad Steel