***

id: 77fa1536-c9d2-4625-8f88-ee2acbf23c56
title: startStream
slug: /node/reference/video/room-session/start-stream
description: startStream method for the RoomSession class.
max-toc-depth: 3
----------------

[roomsessionstream-4]: /docs/server-sdk/v3/node/reference/video/room-session-stream

### startStream

* **startStream**(): `Promise<RoomSessionStream>` - See [RoomSessionStream][roomsessionstream-4] for more details.

Starts streaming the audio/video of this room to an external service. You can
use the returned [RoomSessionStream][roomsessionstream-4] object to
interact with the stream.

#### Parameters

| Name         | Type     | Description                                                                                    |
| :----------- | :------- | :--------------------------------------------------------------------------------------------- |
| `params`     | `Object` |                                                                                                |
| `params.url` | `string` | RTMP or RTMPS url. This must be the address of a server accepting incoming RTMP/RTMPS streams. |

#### Returns

`Promise<RoomSessionStream>` - See [RoomSessionStream][roomsessionstream-4] for more details.

#### Example

```javascript
const stream = await roomSession.startStream({ url: "rtmp://example.com" });

// Stop the stream after 60 seconds
setTimeout(() => stream.stop(), 60000);
```