```

hs.loadSpoon("MicMute")

binding = { toggle = { {"ctrl", "alt"}, "m" } }

spoon.MicMute:bindHotkeys(binding)

```

You'll have to add the MicMute spoon which just mean downloading the zip here, unzipping, and opening the .spoon. https://www.hammerspoon.org/Spoons/MicMute.html