# Listen to Audio Announcement

PhysicalFunction

In-Flight Entertainment System > In-Flight Entertainment System > Physical Architecture > Physical Functions > Root Physical 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 | Convert Audio |  |

## Realized Elements

- Listen to Audio Announcement

## Diagrams displaying "Listen to Audio Announcement"

- [PDFB] [CTX] Display Video and Play Audio
- [PAB] [BUILD] All PCs, PFs, FEs
- [PAB] [BUILD] Template
- [PFBD] All Physical Functions
- [PDFB] [CTX] Manage Audio Video Diffusion
- [PAB] [CTX] Start Playing VOD Movie FC