I bought this one for $9 US and it works perfectly. “ Brand: GANA Wii to hdmi Converter, Gana wii to hdmi Adapter, wii to hdmi1080p 720p Connector Output Video & 3.5mm Audio - Supports All Wii Display Modes “ Runs both audio and video through HDMI

Wii to hdmi Converter, Gana wii to hdmi Adapter, wii to hdmi1080p 720p Connector Output Video & 3.5mm Audio - Supports All Wii Display Modes https://www.amazon.com/dp/B078MGZ56R/ref=cm_sw_r_cp_api_glt_fabc_SQJAXB066C13F5PQCNWZ?_encoding=UTF8&psc=1