Switch audio output from tray (headphone or speaker)
8983
How can I easily switch audio output in Ubuntu 17.10 and later with GNOME?
83865
Suggestions for a batch audio converter?
123749
HDMI/Displayport audio control for OS X
32594
How do I remove the offset from the DAC output and change the range?
149330
Triggering an action when a specific volume is connected
102403
How to fix no sound output from speakers or headphones?
80305
Include music app options into volume icon
5333
Naively mixing two (or perhaps more) audio signals
50203
Make headphone output mono
16008
How do I disable audio jack detection In Windows 10 without using Realtek HD Audio Manager?
110917
Command line audio players
60207
How can i connect my amplifier output to my PC
86347
Why can't I use my internal microphone at the same time as my headphones?
149864
Controlling Volume Mixer
31152
Mono jack output to stereo headphones : how to send the mono signal to both sides?
47178
How do I turn off audio echo from microphone to local speakers?
130127
Shortcut to switch  between Analog Stereo output & HDMI audio output