The RG6 "F" Type Plug to "F" Type Plug Coaxial Cable has heavy duty shielding and provides superior performance. Coaxial "F" connectors are used when audio and video are transmitted on the same coaxial cable, and are used to connect a TV to cable, satellite, antenna or VCR. RG6/U cable is used for very basic video applications, and connects 75 Ohm coaxial output from antenna, cable, VCR, splitter, etc. to 75 Ohm coaxial input of TV, VCR, etc.