Hi, This all depends on 1 question. Are you running Lion or snow leopard? Ricardo Walker ricardo@xxxxxxxxxxxxxxxxxxx Twitter:@apple2thecore www.appletothecore.info On Mar 31, 2012, at 9:35 PM, Francisco Salvador Crespo <crespofranciscosalvador@xxxxxxxxx> wrote: > Dear friends, > > I have an external sound card. I'd like to know how can i use both at the > same time. For example, using the internal card to ear voiceover and the > external card to ear music with ITunes or youtube videos > How can i do that? > > Best regards, > Francisco Salvador Crespo > Cómo contactarme/How to contact me > Mail: crespofranciscosalvador@xxxxxxxxx > Messenger: crespofranciscosalvador@xxxxxxxxx > Skype: franciscosabalero > Twitter: crespofrancisco > Facebook: Francisco Salvador Crespo > > > Click on the link below to go to our homepage. > http://www.icanworkthisthing.com > > Manage your subscription by using the web interface on the link below. > //www.freelists.org/list/macvoiceover > > Users can subscribe to this list by sending email to > macvoiceover-request@xxxxxxxxxxxxx > with 'subscribe' in the Subject field OR by logging into the Web > interface at //www.freelists.org/list/macvoiceover >