How to use speakers as sound input device?
104254
USB Audio Device Loopback Through Speakers
24591
Automatically change Sound Input Output device
131104
What component to use for audio signal switching?
53882
No sound in Ubuntu 13.04, only Dummy output device listed
16685
Windows 7 / 8 tool for amplifying sound / equivalent to pavucontrol?
54072
How can I play a specific sound file?
50203
Make headphone output mono
158701
How to use JACK and Pulseaudio/ALSA at the same time on the same audio device?
101009
Ubuntu 16.04 won't output sound to Bluetooth headphones
33286
How do I make my pc speaker beep
32720
How do I control Macbook volume when a DP display is connected?
59453
Play system sounds from one computer through another computer's speakers?
638
Stop sound from speakers when connecting headphones
140244
Audio is working, but the speaker test doesn't work
130739
how do I make my computer only play through my speaker even if headphones are plugged in?
66910
Is it possible to direct all audio output, including music output, to a Bluetooth headset?
144484
Creating system sounds