Belkin’s new HDMI adapter wirelessly connects to screens over 130 feet away

Connect your laptop, tablet, or smartphone to TVs and projectors without a wire or Wi-Fi network.

Belkin's new wireless HDMI adapter can share displays from up to 131 feet away

The ConnectAir Wireless HDMI Display Adapter consists of two parts: the USB-C transmitter that plugs into the source device such as a laptop, phone, or tablet; ...
PC World

Turn any USB-C port into 4K HDMI with this tiny adapter, now just $12

If you don’t have the right port on your laptop to attach that 4K monitor, or if you want to watch high-def content from your smartphone or tablet on your big-screen TV, then you need this Anker ...

Belkin’s new wireless HDMI dongle works at up to 40 meters through walls

Belkin’s wireless HDMI adapter is capable of 1080p resolution at 60Hz of refresh. It also works through walls—with some ...

Belkin shows off ConnectAir, a wireless HDMI adapter that doesn’t rely on Wi-Fi networks

The setup is straightforward. A small USB-C transmitter plugs into your laptop or tablet, while a compact HDMI receiver ...
Ars Technica

Ethernet over HDMI - did any computers use it for network connection?

Some (many?) HDMI cables can also carry Ethernet over HDMI. The main use seems to be to provide internet connection to a smart TV from a cable modem box. Currently I have an ethernet-USB adaptor ...