# EchoCancellationLoopbackOptions

URL: https://www.caprid.com/docs/reference/typescript/caprid/moq-media/interfaces/echocancellationloopbackoptions/

Defined in: [echo-loopback.ts:20](https://github.com/caprids/relay-sdks/blob/main/ts/packages/moq-media/src/echo-loopback.ts#L20)

Options for [createEchoCancellationLoopback](https://www.caprid.com/docs/reference/typescript/caprid/moq-media/functions/createechocancellationloopback/).

## Properties

### sinkId?

```ts
sinkId?: string;
```

Defined in: [echo-loopback.ts:22](https://github.com/caprids/relay-sdks/blob/main/ts/packages/moq-media/src/echo-loopback.ts#L22)

The output device, as for `HTMLMediaElement.setSinkId`. Default: the system's.

***

### timeoutMs?

```ts
timeoutMs?: number;
```

Defined in: [echo-loopback.ts:24](https://github.com/caprids/relay-sdks/blob/main/ts/packages/moq-media/src/echo-loopback.ts#L24)

How long to wait for the loopback to connect, in milliseconds. Default 5000.