4 cores of 2 pairs telephone cable 1.Telephone cable 2.Copper 0.4,0.5,0.65,0.7mm is optional 3.UL CE ROSH compliant 4 cores of 2 pairs telephone cable Telephone cable 4CDescription: Indoor use, parallel, 2-coreStandards: ISO/IEC 11801, ANSI/TIA/EIA-568AA.Structure: Cooper conductor/Φ0.5~1.13mm, Solid Polyolefin (PO) insulation, PVC jacket.Installation: Undercarpet or surface wiring.Color: White ...