How Macbook Pro detects an external microphone through TRRS jack?
72777
How do I build a TRRS headphone jack with a jack that is detectable by an iPhone
158701
How to use JACK and Pulseaudio/ALSA at the same time on the same audio device?
76343
Can I have my iPhone play sound for MacBook?
45863
What is it that strips vocals from audio when a 1/8" audio jack is partially unplugged?
68596
Macbook Pro volume greyed out -- no internal speakers available
114849
Why is the audio is not working after upgrading to Yosemite?
130739
how do I make my computer only play through my speaker even if headphones are plugged in?
135368
Detect when a volume is mounted on OS X
142244
Can my Macbook Pro's display receive inputs from other sources?
131104
What component to use for audio signal switching?
29374
How to detect if a USB port is 3.0 or 2.0?
129057
How can I record sound before outputting?
4161
Stereo output muted while using microphone on wireless headphones
90528
Is there a way to force the iPhone to use its own microphone when connected to a Bluetooth speaker?
146063
How do I know what requires DAC?
33285
Detecting when head phones are plugged in
86347
Why can't I use my internal microphone at the same time as my headphones?