Replace your old line cord with our top of the line cords. Our cords offer a variety of ways to install, expand and upgrade home/office telephone systems. This BT connection telephone cable connects your phone with a RJ11 connection to your "BT Jack" wall socket. Our high-quality Line Cords are manufactured with 50-micron gold connectors for maximum conductivity and corrosion resistance. They are UL approved and listed, and RoHS compliant. The cords are certified and tested Lead Free, Mercury Free, Cadmium Free, Hexavalent Chromium Free, PBB Free and PBDE Free! Each cord is individually packaged and securely bagged to avoid catching.