# Send Audio Announcement

SystemFunction

In-Flight Entertainment System > In-Flight Entertainment System > System Analysis > System Functions > Root System Function > Provide Aircraft Information, Commands and Means > Send Audio Announcement

Audio announcement include: boarding, pre-flight announcements, captain's announcements, safety briefing, turbulence, take-off/ascent, descent/final, landing, etc.

## Outgoing Functional Exchanges

Exchange | Target | Description | Allocated Exchange Items
--- | --- | --- | ---
Audio Stream | Broadcast Audio Video Streams |  |

## Realized Elements

- Provide Aircraft Localization

## Realizing Elements

- Send Audio Announcements

## Diagrams displaying "Send Audio Announcement"

- [SAB] High Level System Overview
- [FS] Perform Audio Announcement
- [SDFB] [CTX] Manage Video and Audio Diffusion
- [ES] Perform Audio Announcement
- [SDFB] [BUILD] All Functions
- [SFBD] All Actor Functions