Jack Audio Input

Amazon.com: aux input jack

https://www.amazon.com/aux-input-jack/s?k=aux+input+jack

The JACK Audio Connection Kit (JACK) - CCRMA

https://ccrma.stanford.edu/docs/common/JACK.html

Home | JACK Audio Connection Kit

https://jackaudio.org/

Audio jack is not working on Windows 10 - Microsoft Community

https://answers.microsoft.com/en-us/windows/forum/all/audio-jack-is-not-working-on-windows-10/6da53e24-5c6b-4fa9-8771-4e49bc8245f2

- the audio jack is not recognised in any case if I put different headphones or headsets or earphones or any other type of external speakers: all of them are only working if I am using the "Temporary solution" (restarting the machine with the audio jack already plugged in).

Headphone Jack and Plugs: Everything You Need to …

https://www.headphonesty.com/2019/04/headphone-jacks-plugs-explained/

(FIXED) Audio Jack Not Working on Windows 10 Laptop

https://www.addictivetips.com/windows-tips/audio-jack-not-working/

How To Use Earphone as Both Input and Output of Audio in ...

https://answers.microsoft.com/en-us/windows/forum/all/how-to-use-earphone-as-both-input-and-output-of/ee6cd6e2-c239-46da-b1bd-bedf5cfd7718

Right click Volume icon in System Tray at right end of task bar, Open Sounds Settings, in dropdown menus at top make sure Headphones are selected and Connected for both Playback and Recording Default Devices. If not again right click Volume icon in System Tray to choose Troubleshoot sound problems.