HDMI ARC and HDMI eARC: the differences explained
A standard, pre-ARC HDMI port, in contrast, only supports video and audio transmitted from a source device directly to a TV ...
Not all the HDMI ports on your smart TV are the same
There are different HDMI versions: 2.1 is most common, but 2.2 is coming soon. Check for an eARC port on your TV to connect a ...
Digital Trends23d
HDMI ARC or digital optical: What’s the difference, and which is best for you?
With HDMI, simply connect one end of the cable to the HDMI port marked ARC (or eARC) on your AV receiver or soundbar and the other end to the port marked ARC (or eARC) on your TV. From there ...
T32y
What is HDMI eARC? Enhanced audio return channel explained
However, most TVs only feature one solitary HDMI port marked with 'ARC', so you'll need to ensure you use that port to connect devices with an HDMI cable, otherwise it won't work properly.
PC Magazine5y
HDMI ARC
In 2017, HDMI 2.1 introduced eARC, which added support for high-end surround sound such as Dolby Atmos and DTS:X. eARC also supports variable refresh rate (VRR), quick media switching (QMS ...