Device Toolbar
From Audacity Development Manual
The Device toolbar allows you to select the hardware that will be used for playback and recording.
The choices available will depend on your computer, operating system and options installed.
The choices available will depend on your computer, operating system and options installed.
Playback Device

Choose the hardware device in or attached to your computer that you want to use for playback.
Recording Device
Choose the hardware device in or attached to your computer that you want to use for recording.
