diff --git a/demo/index.html b/demo/index.html
index 6275484..01fa8c2 100644
--- a/demo/index.html
+++ b/demo/index.html
@@ -7,8 +7,10 @@
 <body>
     <script src="https://code.jquery.com/jquery-2.2.4.min.js" integrity="sha256-BbhdlvQf/xTY9gja0Dq3HiwQF8LaCRTXxZKRutelT44="
         crossorigin="anonymous"></script>
-    <script type="application/javascript" src="/out/connect-rtc-debug.js"></script>
+    <script type="application/javascript" src="/out/connect-rtc-debug.js"></script> 
     <script type="application/javascript" src="./index.js"></script>
+    <script src="https://sdk.amazonaws.com/js/aws-sdk-2.7.20.min.js"></script>
+
 
     <h1>Amazon Connect RTC Demo</h1>
     <p>See <a href="https://github.com/aws/amazon-connect-streams/blob/9acf8d23ee836382c29a21d691943e5001b1c907/src/softphone.js#L77">amazon-connect-streams</a> for how to get the softphone media info</p>
@@ -32,6 +34,10 @@ <h1>Amazon Connect RTC Demo</h1>
         <p> Video Stream connected with the other side</p>
         <video id="remoteVideo" autoplay="" style="display: inline"></video>
     </div>
+   
+    <br>
+    <input type='file' id='fileInput' style="width:15em">
+    <button id='playFile'>Play file over telephone</button>
 </body>
 
 </html>
diff --git a/demo/index.js b/demo/index.js
index c6e95bc..8675105 100644
--- a/demo/index.js
+++ b/demo/index.js
@@ -1,6 +1,7 @@
 $(document).ready(function () {
     var audioElement = $('#remoteAudio')[0];
     var videoElement = $('#remoteVideo')[0];
+    var playFromFile = false;
 
     if (window.location.hash) {
         $('#softphoneMediaInfo').val(decodeURIComponent(window.location.hash.substr(1)));
@@ -13,7 +14,6 @@ $(document).ready(function () {
             rtcConfig.iceServers,
             mediaInfo.callContextToken,
             console);
-
         session.echoCancellation = $('#echoCancellationOption').is(':checked');
 
         session.remoteAudioElement = audioElement;
@@ -32,6 +32,17 @@ $(document).ready(function () {
           session.remoteVideoElement = null;
         }
 
+        if (playFromFile){
+            var fileToPlay = $('#fileInput')[0].files[0];
+            var audioToPlay = new Audio(URL.createObjectURL(fileToPlay));
+            var fileStream = audioToPlay.captureStream();
+            var context = new AudioContext();
+            var source = context.createMediaElementSource(audioToPlay);
+            var remote = context.createMediaStreamDestination();
+            source.connect(remote);
+            session.mediaStream = remote.stream;
+        }
+
         var statsCollector;
         session.onSessionConnected = () => {
             statsCollector = setInterval(() => {
@@ -40,6 +51,11 @@ $(document).ready(function () {
                     console.log(collectTime, JSON.stringify(streamStats));
                 });
             }, 2000);
+
+            if (playFromFile){
+                console.log("Playing file");
+                audioToPlay.play();
+            }
         };
         session.onSessionCompleted = () => {
             if (statsCollector) {
@@ -67,7 +83,9 @@ $(document).ready(function () {
                 }
             }
         });
-
         session.connect();
     });
+    $('#playFile').click(function(){
+        playFromFile = true;
+    });
 });
