They look identical, but HDMI and HDMI ARC ports are different. Discover the 3 hidden ways these ports handle your sound.

HDMI, which stands for 'High-Definition Multimedia Interface' (keep that in your back pocket for future pub quiz use), first appeared 20 years ago and quickly transformed how we connect our TVs, ...

If you've bought a TV, soundbar, or AV receiver at any point over the last five years or so, there's a good chance it has an HDMI ARC port. The "ARC" in that moniker stands for Audio Return Channel, a ...

HDMI was marketed as an easy fix for improving the sound quality of your home theater experience. The reality is that HDMI ARC/eARC don’t always work as advertised. Understanding this dilemma, almost ...

Does anyone know for certain whether the Samsung LN46C600 is HDMI 1.4 compliant, specifically with respect to audio return channel? The "630" model seems to be more common but is supposedly identical, ...

Rik is Pocket-lint's senior news editor and has been a tech and games journalist since the 80s. He has seen and covered just about every console, mobile phone, gadget and home cinema device launched ...

I have a Vizio M70-c3. It's a 4K TV that we bought at Costco a couple years ago. It's a lovely TV in lots of ways, but unfortunately we just missed HDR, and only one of the HDMI ports supports 4k @ ...

HDMI 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 eARC ...