... Housing: ABS resin (UL94V-0), PBT (UL94V-0), PA66 (UL94V-0), and PA46 (UL94V-0) 2. Contact Wire: Diameter 0.45mm phosphor bronze gold plating ... over Nickel3. Shield: 0.20~0.25mm ... thickness brass with tin plated4. Gold Plating: Fu",+3u",6u",15u",30u",50u" RJ45 Double Level 2*5 port ...