Multi-Pair, 18/15 AWG, 300V, 2 Pairs, Tinned copper (19x28) conductor, 15 Awg- Polyvinyl Chloride/Nylon18 Awg- Foam Polyethylene, Combination, Individually 100% Aluminum Foil Shielded Pairs c/w 65% Overall Tinned Copper Braid, PVC, AIA, CSA, FT4, Black