... ,fashionable design 4,OFC conductor SPECIFICATIONSConductorsHigh purity Oxygen Free CopperInsulationOuter Jacket with protective nylon sleeve. (color ... Center conductor: high quality digital signal delivered by oxygen-free copper2, Insulation: Using foamed PE as the insulation ... high frequency noises and interference4, Outer shield:95% copper braid shield, prevents most low frequency noises and ...