I found an old post from 2022-03-01 17:00:20 with the same subject as a user who has the same problem as me. When I activate the camera and someone is talking it is unintelligible what they are saying

Hi, I have buyed 2x C120 + 2x C125. Compared to C320WS (and C310, C325, C100, C110) picture quality is better, better FOV, FPS too (but C125 not giving advertised 30FPS without HDR), I like mechanical