Telephone Line Cord Extension Cable RJ11 Male to Male 2 Pin Single Line for Landline Phone Modem Router Fax Machine Home Office Wiring

This telephone extension cord features RJ11 male-to-male connectors with 2-pin single-line configuration, designed to extend landline phone connections for home or office use. Compatible with standard telephones, modems, routers, and fax machines, it provides reliable voice and data transmission over existing telephone wiring. The durable PVC jacket protects internal copper conductors from wear and interference, while gold-plated contacts ensure secure, corrosion-resistant connections. Available in multiple lengths to suit various installation needs, this plug-and-play cord requires no tools or configuration — simply connect between wall jack and device for instant extension.