How to avoid echo and noise in javascript for webrtc

Question

I am trying to implement a webrtc-based chat room. And I encountered the following problems in laptop. Without connecting to any other peer, just use getUserMedia(), I can g

Answer 1

Do the followings:

1) In localVideo do the this:

localVideo.volume = 0;

localVideo.muted = 0;

2) Do same for the remoteVideo also:

remoteVideo.volume = 0;

remoteVideo.muted = 0;