audio input test 2
https://mictesttoolpoint.clearhavendigest.com/posts/why-every-content-creator-needs-a-reliable-mic-test-tool
Running an audio input test is just making sure your microphone works before you jump into a call or recording. You speak a few words or tap the mic to check the levels, listening for any crackle or delay, and confirm the sound is crisp. It's a quick sanity check, like a soundcheck before a gig.