Your Mac Computer supports several types of audio-playing devices. This can include PC speakers, USB headphones, external speakers, Bluetooth headphones, etc. Although several of the above can be connected to your PC, usually only a single one can work at a time. In MacOS, you can configure the default playing devices by searching for Audio MIDI Setup:
Set up audio mirroring between your Mac computer and Woojer Vest Edge
1. Click on the "+" button on the bottom left corner of the app and select "Create Multi-Output Device":
2. Then, you will see the Multi-Output Device screen, and you just have to select which audio devices you wish to use simultaneously:
Make sure to enable "Drift Correction" for devices connected through wireless/Bluetooth connections.