# mediaDevices.getUserMedia has no voice

**URL:** <https://react-native-webrtc.discourse.group/t/mediadevices-getusermedia-has-no-voice/527>\
**Category:** Android\
**Created:** [March 12, 2020, 2:39am UTC](https://react-native-webrtc.discourse.group/t/mediadevices-getusermedia-has-no-voice/527 "2020-03-12T02:39:07Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![wangfpp](https://yyz2.discourse-cdn.com/free1/user_avatar/react-native-webrtc.discourse.group/wangfpp/32/168_2.png) [@wangfpp](https://react-native-webrtc.discourse.group/u/wangfpp)\
**Post date:** [March 12, 2020, 2:39am UTC](https://react-native-webrtc.discourse.group/t/mediadevices-getusermedia-has-no-voice/527/1 "2020-03-12T02:39:08Z")

</div>

react-native: 0.61 react-native-webrtc: 1.75.3 RTCView has no voice please help me …  
mycode:  
mediaDevices.getUserMedia({  
audio: true,  
video: {  
mandatory: {  
minWidth: 600, // Provide your own width, height and frame rate here  
minHeight: 700,  
minFrameRate: 30  
},  
facingMode: (isFront ? “user” : “environment”),  
optional: (videoSourceId ? [{sourceId: videoSourceId}] : [])  
}  
})  
.then(stream =\> {  
// Got stream!  
// stream.getTracks()[0].enabled = true  
// console.log(stream.getTracks())  
// stream.getTracks().forEach((t) =\> {  
// if (t.kind === ‘audio’) t.enabled = !t.enabled;  
// });  
console.log(stream.getTracks())  
this.setState({  
streamURL: stream.toURL()  
})  
})