The Play sound Task can play any sound file that the Media player can play. If you can't play a certain codec you need to install it so Media player can run it first.
Credentials
To control a remote computer you may need to use a Credential. The Credential must match the user name and password of the user that you want to login for. Select a Credential in the combo box or click the Settings icon to open Manage credentials in order to add or edit Credentials.
File path
Select the path to the file. Use variables if needed.