... Markets:North America/Eastern Europe/Asia CU 1 Pair Telephone Cable Specification1). Conductor: Copper2). Insulator: PE3). ... to keep it from disturbance. Applications:1.Telephone Communication2.Fax Machine Connection3.Door Bell Application4 ... Co., Ltd. We manufacture Network Cables, Coaxial Cables, Power Supply Cables, Telephone Cables, Power Cables, Keystones, Connectors, Distribution Cabinets and ...