This presentation introduces Dropbox. It discusses that Dropbox is a file hosting service that allows users to create a special folder that syncs files across all of their devices. The presentation covers what Dropbox is, how to access and log in to Dropbox, how it works by syncing files across devices, data storage space limits for free and paid users, security measures taken by Dropbox, supported operating systems and languages. It concludes by emphasizing the importance and usefulness of Dropbox.