This $120 HDMI gadget can turn any smart TV into a PC

If you're looking to get more out of your smart TV, this new $120 gadget plugs into the HDMI port and provides a full-blown ...

5 clever uses for your extra HDMI ports

The HDMI ports you're not using for streaming sticks or video game consoles can be used to level up your PC or TV setup with ...

This is when you need an HDMI switch, a splitter, or both

A splitter allows a single peripheral to output to multiple displays.
Ars Technica

Is there an HDMI cable that does not include sound in the spec?

I tried to search through Google, but all the options pop-up as sound not working through HDMI. I have a case where I am connecting an AV adapter to a TV, but sound is not working for video ...