Don't forget to enter settings and change the screen resolution from 480i to 480p. If you switch the Wii to 480p mode, they may work in an HDMI compatible manner. Output resolution: 720p / 1080p (whether the high resolution can be achieved depends on the input signal).
eBay
Upgrade Your Wii Gaming Experience with This Full HD Wii to HDMI Adapter! Easily connect your Wii console to modern HDTVs, monitors, or displays with thisWii to HDMI-Compatible Converter. HDMI Output : Supports 720p and 1080p.
eBay
Small in Size: PORTHOLIC Wii to HDMI Adapter with size of 6 x 3 x 1.9cm, is small but powerful. It does not occupy any space on your table by hooking up the back of Wii. No more tangling cords, just one cable.
eBay
1x Wii2HDMI adapter. This Wii HDMI adapter plugs into the output socket on your Wii console and lets you use any standard HDMI lead to connect to the TV instead of having to fiddle around with the older cables which are also lesser quality.
eBay
It outputs video and audio in full digital HDMI format and supports all Wii display modes (NTSC 480i 480p, PAL 576i). If it does not, or the minimum resolution is 1080p, it will just show a black screen.
eBay
If you switch the Wii to 480p mode, they may work in an HDMI compatible manner. 1pc x Wii to HDMI Converter. it uses a standard HDMI high-definition interface connection. Output interface: HDMI. Input interface: Wii.
eBay
Don't forget to enter settings and change the screen resolution from 480i to 480p. If you switch the Wii to 480p mode, they may work in an HDMI compatible manner. Output interface: HDMI. Power cord x1.
eBay
4K HDMI Dummy Adapter Virtual Plug Headless Display Emulator UHD LED. 6.5ft 8K DISPLAY PORT MALE TO DISPLAYPORT MALE CABLE LEAD PLUG DP PC MONITOR TFT. Don't forget to enter settings and change the screen resolution from 480i to 480p.
eBay