2
votes
2answers
849 views

How can I play the sound from the audio in through my speakers?

I have got a Macbook Pro 15" that has both an audio in and out port. Now I would like to play the sound from an external device through the speakers of my Mac. How can I do that? I tried to just ...
2
votes
2answers
3k views

Use multiple speakers to play 2 ch audio

My macbook pro has 2 built in speakers and a line-out for audio. Additionally, I have it connected to my cinema display wich also has 2 speakers. I want to know how to combine them to use all of ...