[Home](./index.md) > [sip.js](./sip.js.md) > [SimpleUserMediaConstraints](./sip.js.simpleusermediaconstraints.md) ## SimpleUserMediaConstraints interface Contraints for [SimpleUserMedia](./sip.js.simpleusermedia.md). Signature: ```typescript export interface SimpleUserMediaConstraints ``` ## Properties | Property | Type | Description | | --- | --- | --- | | [audio](./sip.js.simpleusermediaconstraints.audio.md) | boolean | If true, offer and answer to send and receive audio. | | [video](./sip.js.simpleusermediaconstraints.video.md) | boolean | If true, offer and answer to send and receive video. |