Why the playing audio will be recorded into the mic?

[guest271314]

Are you expecting to be able to record "What-U-Hear" in the headphones from
the microphone?

On Wed, May 22, 2024 at 7:40 PM 赵成义 <zhaochengyi at uniontech.com> wrote:

> Hi guys,
>
> >>  I mean I don't need to record played audio, but it is recored into the
> mic.
> >> I can confirm that ALSA loopback is set to false state, and the sink
> monitor
> >>  is not used.
> > You probably need echo cancellation
>
> The output audio is not sent to the speakers, but from the headphones,
> and the mic cannot pick up the played audio from the air,
> so I don't think it's an echo issue.
>
> I am using a four-section headset, and the input and output are on the
> same audio port.
> Is it possible that there is signal interference in the input and output?
>
> Thanks,
>
> Chengyi
>
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