# Listen to Audio Announcement

SystemFunction

In-Flight Entertainment System > In-Flight Entertainment System > System Analysis > System Functions > Root System Function > Entertain with IFE System > Listen to Audio Announcement

Audio announcements are information about the flight provided by the cabin crew or the captain (boarding, pre-flight announcements, captain's announcements, safety briefing, turbulence, take-off/ascent, descent/final, landing, etc.). The passenger can listen to these annoucements aither through the aircraft speakers either through the individual Seat TVs.

## Incoming Functional Exchanges

Exchange | Source | Description | Allocated Exchange Items
--- | --- | --- | ---
Audio Signal | Play Sound in Cabin |  |
Audio Signal | Broadcast Audio Video Streams |  |

## Realized Elements

- Listen to Audio

## Realizing Elements

- Listen to Audio Announcement

## Diagrams displaying "Listen to Audio Announcement"

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