A virtual machine can have only one sound card. You can add a sound card only if you remove the existing sound card. Connect the Sound CardYou can enable your virtual machine to use the Mac's sound device. Connect and Disconnect a Sound Adapter Without Using the Settings WindowYou can use the buttons on the status bar to connect and disconnect devices. Add a Sound AdapterYou can add a sound adapter if one was previously removed. Remove a Sound AdapterBefore you can add a new sound adapter, you must remove the existing one. Parent topic: Add a Device