The best way to improve the audio quality on your Zoom calls is to use a high quality microphone and set it up properly.

Learn how to make a cheap microphone sound professional in Mixcraft! Discover vocal mixing and mastering techniques to ...

As it is now I don't have much furniture, and as a result there are a lot of harsh echos that I found my microphone easily picks up. I made this box to counteract my problem in the meantime.