If your Wyze cam use case may involve legal jeopardy for you, it is relatively simple to permanently convert the V2 cams into nonaudio recording versions.
It takes a few minutes to remove/disable the microphone with a pair of pliers or a drill:
Here is the ‘polite’, but much more involved way to do it:
https://blog.plip.com/2018/04/26/hardware-disabling-the-mic-on-wyzecam-v2/
Obviously, you are on your own should you try any of these destructive methods!