Steren 300-238IV 2.5 GHz Dual F Connector Single Phone Wall Plate Ivory 3 GHz Dual F-81 Coax Wall Plate RJ11 Combo RJ-11 Modular Jack Telephone, TV Antenna Video Coaxial Cable Connectors, Part # 300238-IV
For hook-up of both modular telephone wire and coax cable from one location.
Instructions: