... ATM, TP-PMD Seppch, Telephone, Multimedia, Trunk Wiring Cable Construction: Conductor Dimension: 0.50mm Core Dimension: 0 ... 9.3 11.7 17.0 22.0 Impedance(ohm): 100 100 100 100 100 100 100 ... temperature:-20degree to 70degree Testing: put the cable into the fridge and adjust the temperature lowest ... about 9 years. Exporting lan cable(cat5e,cat6),fiber optic cable and power cable with CE, ROHS certificate. ...