This high quality Pangea 6.35mm jack extension cable makes no compromise in the selection of materials used. Its conductors are a combination of Litz wire and high purity Cardas Grade One copper mono-crystalline conductors, reputed to be the best copper available. This particular design effectively reduces the usual problems of microphonics and triboelectric effects, resulting in a pure and accurate sound reproduction. The connectors are gold plated and the whole assembly is designed to ensure a high durability, with a nylon jacket offering a high resistance to mechanical stress.