My HDMI to VGA converter's audio jack was breaking, so I just soldered an audio cable straight to the board : r/techsupportmacgyver
Amazon.com: HDMI to VGA VENTION HDMI (Computer, Desktop, Laptop) to VGA (Monitor, TV, Projector) Adapter Male to Female Cable 1080P Analog to Digital Video Audio Converter Compatible with PS4 PS5 and Xbox
Convertidor HDMI A-Type a VGA AG6200 Chipset con Audio marca XUE® - PCS FOR ALL SAS