# Listen to Audio Announcement

LogicalFunction

In-Flight Entertainment System > In-Flight Entertainment System > Logical Architecture > Logical Functions > Root Logical 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 Audio on Cabin Aircraft Speakers |  |
Displayed Audio Interruption Screen | Display Audio Interruption Screen on Seat TV |  |
Audio Signal | Play Audio-Video Stream on Seat TV |  |

## Realized Elements

- Listen to Audio Announcement

## Realizing Elements

- Listen to Audio Announcement

## Diagrams displaying "Listen to Audio Announcement"

- [FS] Perform Audio Announcement
- [LAB] [BUILD] All Components, Functions, CEs, FEs
- [LAB] [BUILD] Template
- [LDFB] [CTX] Display Video and Play Audio
- [LFBD] All Functions
- [ES] Perform Audio Announcement
- [LDFB] [CTX] Manage Audio and Video Diffusion
- [LAB][CTX] Broadcast Audio Announcement FC