Quick GoPro Hero 12/11/10/9 Media Mod Audio Comparisons
Is the Media Mod worth it? Here are some samples. The built-in GoPro mic almost seems better than the Media Mod directional mic (but the Mod may be better in a noisy environment), however with an external lav mic connected the quality is definitely much better.
Media Mod
https://amzn.to/4bIxNqJ
Lav Mic
https://amzn.to/3uANyzf