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
BitFunx Mini WII HDMI Adapter For Nintendo Wii NTSC/PAL Retro Game Console Supports Component Input HDMI Output Plug And Play
Aliexpress UK
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
Full HD 1080P WII to HDMI Converter WII to HDMI Wii 2 HDTV Converter Wii To HDMI Adapter 3.5mm Audio for PC HDTV Monitor Display
Aliexpress UK
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
WII to HDMI Converter Cable HD 1080P WII to HDMI Adapter Converter for PC HDTV Monitor Display Wii To HDMI-compatible Adapter
Aliexpress UK
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
WII To HDMI Converter Full HD 1080P WII To HDMI Wii 2 HDTV Converter Wii To HDMI Adapter 3.5mm Audio for PC HDTV Monitor Display
Aliexpress UK
Wii2HDMI a great mini converter for the Wii console, outputs video and audio in full digital HDMI 720p or 1080p format and supports all Wii display modes (NTSC 480i 480p, PAL 576i). Video and audio in full digital HDMI format, no transmission loss!
eBay
WII To HDMI Converter Full HD 1080P WII To HDMI Wii 2 HDTV Converter Wii To HDMI Adapter 3.5mm Audio for PC HDTV Monitor Display
Aliexpress UK
Wii to HDMI Adapter Converter (Wii2HDMI). ✔ HDMI Output: Converts Wii video/audio output to 1080P HD HDMI. ✔ Universal Compatibility: Works with all Nintendo Wii consoles. ✔ Audio Support: Includes 3.5mm stereo audio jack for headphones or external speakers.
eBay
WII to HDMI Converter Adapter Full HD 1080P Wii2HDMI Video Converter Cable for PC HDTV Monitor Display Wii To HDMI Adapter
Aliexpress UK
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
WII to HDMI -Compatible Converter Cable WII2HDMI For HDTV Monitor Display Wii to HDMI Adapter HD 720P/1080P
Aliexpress UK
Convert Nintendo Wii console output signal to HDMI signal for transmission to HDMI monitor/TV playback. Don't forget to input the settings and change the screen resolution from 480i to 480p. If you switch your Wii to 480p mode, they may work via HDMI compatibility.
eBay
Bitfunx HDMI Adapter for Nintendo Wii NTSC PAL Retro Game Consoles HD Connector Plug And Play
Aliexpress UK