... Impedance100±10Ω(TDR) 1, Center conductor: high quality digital signal delivered by oxygen-free copper2, Insulation: Using foamed ... .5Gbps8, connectors: 24K gold-plated to ensure superior signal transfer and lifetime of maximum performance9, Color optional: ... black porcelain, chrome Features1, Center conductor: high quality digital signal delivered by oxygen-free copper2, Insulation: Using foamed PE ...