Philmore TEC33, 4 Conductor RJ11 (6P4C) Ivory Single Female Wall or Surface Mount Modular Telephone Jack with Screw Mounted Cover. FEATURES: To convert an existing 4-wire telephone mounting block to a modular outlet. A modular jack may also be created from running wire, but the No. TEC30 is recommended if there is no mounting terminal block. Single wall mount jack converts a 4 wire location location to a modular telephone outlet. The mounting block is wired to the modular jack. It is necessary only to screw-mount the block and attach existing color-coded wire to the appropriately identified screw terminals. A convenient screw mounted protective cover finishes the installation. External Connection: One RJ11 (6P4C) Female Modular Telephone Jack Internal Connection: 4 Screw Terminals Color: Ivory