I looked up WiSA to familiarize myself with the technology. This site has the clearest explanation I've found so far, and it doesn't look as well thought out as I'd like:

https://www.digitaltrends.com/home-theater/wisa-wireless-explained/

I'd wait a few product cycles before trying it. I fully expect them to mess up interoperability and consumer-friendliness the same way that USB-C, HDMI, HDMI eArc, and Bluetooth have.

Author of "Status 101: How To Keep Up In A World That Keeps Score While Buying Into Buying Less"