After an hour on support chat with Google, I'm refunding the product.
The support team didn't understand what the product was at first due to
it's vague name. They knew even less about how to fix it. When they
asked me to uninstall my Google Home app...
Streamer audio works fine through my TV. It is out of sync (video ahead
of audio) when connected to my Google Nest Audio speakers. It did not do
this on Chromecast. Please advise.