***

id: 6c2258fe-d9ae-4d65-92f3-c51e5d6700d7
title: updateSpeaker
slug: /js/reference/video/room-session/update-speaker
description: updateSpeaker method for the RoomSession class.
max-toc-depth: 3
----------------

### updateSpeaker

* **updateSpeaker**(`opts`): `Promise<undefined>`

Replaces the current speaker with a different one.

> 📘
> Some browsers do not support output device selection. You can check by calling [WebRTC.supportsMediaOutput](/docs/browser-sdk/v3/js/reference/webrtc#supportsmediaoutput).

#### Parameters

<ParamField path="opts" type="object">
  Object containing the parameters of the method.
</ParamField>

<Indent>
  <ParamField path="deviceId" type="string">
    Id of the new speaker device.
  </ParamField>
</Indent>

#### Returns

`Promise<undefined>`

#### Example

Replaces the current speaker:

```javascript
await roomSession.updateSpeaker({
  deviceId: "/o4ZeWzroh+8q0Ds/CFfmn9XpqaHzmW3L/5ZBC22CRg=",
});
```