Quality 10m 4c Telephone Line Rj11 6p4c Connector Phone Cable Pure Copper Wire For Pbx Analog Digital Phone Customizable 1-100m - Telephone Cords - AliExpress
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NEORTX RJ11 to RJ11 Cable 5ft, 1.5 Meters Phone Cord Telephone Line Extension Cord Cable Wire Male to Male RJ11 6P4C Modular Plug for Landline Telephone Fax Machine (Black)