InstallerParts RJ11 (6P4C) Plug for Solid Round Wire &ndash; 100 Pieces per Pack - Clear Plastic Housing Modular RJ11 Plug for Solid Round Wires 4 Conductors on RJ11 Plugs The Plugs are made of Clear Plastic Housing RJ11 Plugs are UL Listed 100 RJ11 Plugs per Pack