Component Video Analog Stereo L/R RCA Audio Wall Plate Balun Extender, includes Sender & Receiver Includes one transmitter and one receiver Transmits 1 component video & 1 stereo audio signal over 1 Cat5E/6 UTP/STP Ground loop coupling (GLC) eliminates ground loop issues such as hum bars Decora compatible - choose 1.6" (40 mm) deep back box Supports HDTV video formats and true left/right analog stereo audio