---
title: RtkNotificationConfig
description: API reference for RtkNotificationConfig component (iOS Library)
image: https://developers.cloudflare.com/dev-products-preview.png
---

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# RtkNotificationConfig

Configuration class for controlling notification behavior in meetings. Manages sound and toast notifications for participant join/leave events, chat messages, and polls.

## Properties

| Property          | Type            | Required | Default           | Description                                        |
| ----------------- | --------------- | -------- | ----------------- | -------------------------------------------------- |
| participantJoined | RtkNotification | ❌        | RtkNotification() | Notification settings for participant join events  |
| participantLeft   | RtkNotification | ❌        | RtkNotification() | Notification settings for participant leave events |
| newChatArrived    | RtkNotification | ❌        | RtkNotification() | Notification settings for new chat messages        |
| newPollArrived    | RtkNotification | ❌        | RtkNotification() | Notification settings for new poll events          |

## RtkNotification properties

Each `RtkNotification` instance contains the following properties:

| Property  | Type | Required | Default | Description                          |
| --------- | ---- | -------- | ------- | ------------------------------------ |
| playSound | Bool | ❌        | true    | Whether to play a notification sound |
| showToast | Bool | ❌        | true    | Whether to show a toast notification |

## Usage Examples

### Basic Usage

Swift

```

import RealtimeKitUI


let rtkUI = RealtimeKitUI(meetingInfo: meetingInfo)

// Access the default notification config

let notificationConfig = rtkUI.notification


```

### Customize notifications

Swift

```

import RealtimeKitUI


let rtkUI = RealtimeKitUI(meetingInfo: meetingInfo)


// Disable sound for participant join events

rtkUI.notification.participantJoined.playSound = false


// Disable toast for chat messages

rtkUI.notification.newChatArrived.showToast = false


```

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```