PowerPlugs: Transitions for PowerPoint Volume 4 Energizes your presentations with TV-style 3D transition effects! Adds eye-catching 3D transition effects to an entire PowerPoint presentation with just 3 clicks! Over 70 innovative transition effects per volume with complementary synchronized sounds! Incredibly easy to use and audiences love them! Operating System: PowerPoint 2000 - 2010, Windows 2000 - 7 (Not Mac compatible)