What is/was the "minor issue about the audio feature of the phone" "in less than 1% of the phones"?

[fvo_3000]

Or is this the “minor audio issue”?

Very low quality audio recordings

Same here. https://youtu.be/xNEtA18ha6I FP3 is not “Cannibal Corps” proof! Recorded in Montreal this week-end. Here is how it sounds with another phone https://www.youtube.com/watch?v=5v0aM0jBCro Something is wrong with my FP3 phone it seems.