Outdoor HYAT telephone cable PVC jacket with steel tape Product Informations Applications: For Local communication network; suitable for direct buried, duct or aerial application. Description: 1.Annealed pure copper wire insulated with HDPE, each two different color insulated wires twisted together to a pair. 2.Cable core wrapped with polyester tape to act as heat resistant barrier. 3.HDPE sheath with aluminum tape wrapped. Product Structure: Product Electrical Characteristics: Product Physical Characteristics: Package & Delivery & Payment