In briefHDMI ARC (Audio Return Channel) and eARC remove the need for a separate audio cable when sending sound from a TV to a compatible soundbar or AV receiver. For more, see what is HDMI ARC?HDMI ...
We don't spend a lot of time looking at the back of our TVs, but invest in a new soundbar or Blu-ray player and you're going to need to brave the inputs, outputs and acronyms that adorn your TVs less ...