I use two HomePod Minis at the minute which are wirelessly connected as a stereo pair to Apple TV which is connected via HDMI to a projector. Works great. I bel

I use two HomePod Minis at the minute which are wirelessly connected as a stereo pair to Apple TV which is connected via HDMI to a projector. Works great. I believe Apple products do some processing magic so that the video and sound are in sync with each other but I don't think the same applies if you're trying to connect them directly to a TV or a streaming stick from another brand but I might be wrong.