***

id: ecd82b47-c8bf-4173-8c4d-8ff63c748dce
title: setOutputVolume
slug: /js/reference/video/room-session/set-output-volume
description: setOutputVolume method for the RoomSession class.
max-toc-depth: 3
----------------

### setOutputVolume

* **setOutputVolume**(`params`): `Promise<void>`

Sets the output volume level (e.g., for the speaker). You can use this method to set the output volume for either yourself or another participant in the room.

#### Parameters

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

<Indent>
  <ParamField path="memberId" type="string" required={false}>
    Id of the member to affect. If omitted, affects the default device in the local client.
  </ParamField>

  <ParamField path="volume" type="number">
    Desired volume. Values range from -50 to 50, with a default of 0.
  </ParamField>
</Indent>

#### Returns

`Promise<void>`

#### Permissions

* `room.self.set_output_volume`: to set the speaker volume for yourself.
* `room.member.set_output_volume`: to set the speaker volume for a remote member.

You need to specify the permissions when [creating the Video Room Token](/docs/apis/video/room-tokens/create-room-token) on the server side.

#### Examples

Setting your own output volume:

```javascript
await roomSession.setOutputVolume({ volume: -10 });
```

Setting the output volume of another participant:

```javascript
const id = "de550c0c-3fac-4efd-b06f-b5b8614b8966"; // you can get this from getMembers()
await roomSession.setOutputVolume({ memberId: id, volume: -10 });
```