# FirebaseAdmin.Messaging.CriticalSound

The sound configuration for APNs critical alerts.

## Summary

| ### Properties ||
|---|---|
| `https://firebase.google.com/docs/reference/admin/dotnet/class/firebase-admin/messaging/critical-sound#class_firebase_admin_1_1_messaging_1_1_critical_sound_1aaed5bccc335f4f892f6431751586156b` | `bool` Gets or sets a value indicating whether to set the critical alert flag on the sound configuration. |
| `https://firebase.google.com/docs/reference/admin/dotnet/class/firebase-admin/messaging/critical-sound#class_firebase_admin_1_1_messaging_1_1_critical_sound_1a97d671611857eefb47a2d03b876a8a3e` | `string` Gets or sets the name of the sound to be played. |
| `https://firebase.google.com/docs/reference/admin/dotnet/class/firebase-admin/messaging/critical-sound#class_firebase_admin_1_1_messaging_1_1_critical_sound_1afee82731e086ede1a7251370c63ebd9d` | `double` Gets or sets the volume for the critical alert's sound. |

## Properties

### Critical

```
bool Critical
```
Gets or sets a value indicating whether to set the critical alert flag on the sound configuration.

### Name

```
string Name
```
Gets or sets the name of the sound to be played.

This should be a sound file in your app's main bundle or in the `Library/Sounds` folder of your app's container directory. Specify the string `default` to play the system sound.

### Volume

```
double Volume
```
Gets or sets the volume for the critical alert's sound.

Must be a value between 0.0 (silent) and 1.0 (full volume).