Material Instruction 1. 100% Grade-A 23AWG Soft Plain Copper. 2.Eco-friendly,pollution-free and new materials selected.Promise new material only. 3.Insulation: Solid HDPE or Skin-Foam-Skin PE; 4.Eco-friendly PVC Jacket , high-temperature resistance,long working life. Physical Electrical Characteristics Using standard twisted construction design, small crosstalk of signal transmission Upload and download in high speed transfer. Bandwidth is standard 250 MHz. Support 10-Gigabit Ethernet netword transmission requirements. DC resistance (max): 4.8/100m at 20C; Mutual capactitance (max): 5.6nF/100m; Unbalanced capacitance (max): 330pF/100m; Dielectric strength between conductors (min): 2.5kV/2s; Impedance: 1-250MHz 100±15; Differential phase delay (max): 45ns/100m; Operating temperature: -20~+60C; Permitted bend radius: 10 times diameter of the cable.