The playDestination specifies where sound output is sent.Syntax:
set the playDestination to {internal | external}
Examples:
set the playDestination to external
Use the playDestination property to control whether sounds made with the play command on Unix systems are sent to the speakers or the audio jack.
If the playDestination property is set to "internal", sounds are played on the computer's internal speaker. If the playDestination is "external", sounds are sent to the computer's audio port.
The setting of this property has no effect on Mac OS , OS X, or Windows systems.
See also: recordInput (property),