1)Cat5e, 4 pair, 24AWG,polyethylene insulation, PVC jacket. 2)verified to EIA/TIA 568B 3) Cable colors : red (RD), blue (BL), yellow (YL), green (GN) and gray (GY) 4) Customized lengths and wiring are available 5) Durability: 750 matching cycles 6) Temperature range: -40 ~ 60°C 7) Gold plating: 3u" - 50u" over nickel