This document discusses Celtra's outstream video advertising capabilities for mobile. It notes that outstream video ads are designed for the mobile experience by being short, vertical, and often muted. The document outlines Celtra's various outstream video format options and describes their benefits, such as a polite user experience, fast loading times, and high video quality. It also provides an example of how Audi saw an 80% increase in video completion using Celtra's technologies.