# Make Audio Announcement

OperationalActivity

In-Flight Entertainment System > In-Flight Entertainment System > Operational Analysis > Operational Activities > Root Operational Activity > Make Audio Announcement

This service allows to "impose" an audio annoucement (ie. uch as boarding, door closure, take off, turbulence, and landing announcements, ...). This service has priority over Entertainement Services.

## Outgoing Functional Exchanges

Exchange | Target | Description | Allocated Exchange Items
--- | --- | --- | ---
Audio Announcement | Broadcast Audio |  |

## Modes and States

- Cruising
- Takeoff
- Landing
- Disembarkation
- Boarding

## Diagrams displaying "Make Audio Announcement"

- [OAB] All Operational Activities and Entities
- [OABD] All Activities
- [OAB] High-Level Expected Activities
- [OAIB] Listen to Audio