macbook pro no audio on internal speakers or headphones

EZAudioDevice's outputDevices returns just one entry in both cases. However, as far as I can tell, my 2010 MacBook Pro exposes just one, which dynamically routes sound to either the internal speakers when no headphones are connected, or to the headphones when they are. Mac OS X supports multiple audio output devices. Intel High Check your audio preferences: Go to System. Now, the problem is that when I use it, the sound goes to the earbuds, which defeats the whole purpose. I have an 11 MacBook Air that isnt outputting sound through the internal speakers or headphone jack. I do, however, have earbuds with a microphone and a 4-ring jack, which my MacBook pro recognizes. The problem is that I don't have a dedicated microphone, and the feedback is pretty intense when I run it with the internal microphone and the internal speakers.

Overlayed with my actual voice, it sounds pretty evil (when I can focus enough to avoid the speech jamming effect). Check the volume slider at the bottom, and uncheck the Mute box if necessary. Had a bluetooth connection to a bose qc35 II disconnected the connection to the headset.

For instance, if you are using built-in speakers, you should have. I'm running a roleplaying game that involves demonic forces, so to make it a little more fun, I wrote a tiny program with EZAudio that takes the microphone input and plays it back with the pitch lowered by 400%. Click the Output tab and make sure that the proper sound output device is selected. A Pass-Thru device let you pass audio directly from one application to another, with almost no configuration required.

Macbook pro no audio on internal speakers or headphones