[Home](./index.md) > [sip.js](./sip.js.md) > [SimpleUser](./sip.js.simpleuser.md) > [isMuted](./sip.js.simpleuser.ismuted.md) ## SimpleUser.isMuted() method Mute state. Signature: ```typescript isMuted(): boolean; ``` Returns: `boolean` ## Remarks True if sender's media track is disabled.