Setting Up the Dolby HeadphoneNOTE: The Dolby headphone feature is available only if your computer has a DVD drive.Double-click the Intervideo Win DVD icon on the Windows desktop.1.Click the Properties icon.2.Click the Dolby Headphone tab.3.Click Enable Dolby Headphone.4.NOTE: Icon labels may be visible only when you place the pointer over the icon.Select one of the four options to set the level of surround sound effects. Option 1 is a baseline stereooption and Options 2, 3, and 4 are surround sound levels.5.Click Apply, and then click OK to close the WinDVD Properties window.6.Click Exit.7.