diff --git a/package-lock.json b/package-lock.json
index e830afc..113a05f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -23,6 +23,7 @@
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@@ -2590,6 +2586,14 @@
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+      "resolved": "https://registry.npmjs.org/arrify/-/arrify-1.0.1.tgz",
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@@ -3389,6 +3401,30 @@
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+      "resolved": "https://registry.npmjs.org/camelcase-keys/-/camelcase-keys-6.2.2.tgz",
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+      "funding": {
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+      "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-5.3.1.tgz",
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@@ -4386,6 +4420,11 @@
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+      "resolved": "https://registry.npmjs.org/crc/-/crc-3.2.1.tgz",
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@@ -4743,6 +4782,21 @@
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+      "resolved": "https://registry.npmjs.org/dateformat/-/dateformat-1.0.11.tgz",
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+      "dependencies": {
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+        "meow": "*"
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+      "bin": {
+        "dateformat": "bin/cli.js"
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@@ -4779,6 +4833,26 @@
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@@ -5256,6 +5330,33 @@
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@@ -6679,11 +6787,18 @@
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@@ -7456,6 +7568,11 @@
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@@ -8454,6 +8576,51 @@
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     },
+    "trim-newlines": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/trim-newlines/-/trim-newlines-3.0.0.tgz",
+      "integrity": "sha512-C4+gOpvmxaSMKuEf9Qc134F1ZuOHVXKRbtEflf4NTtuuJDEIJ9p5PXsalL8SkeRw+qit1Mo+yuvMPAKwWg/1hA=="
+    },
     "tryer": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/tryer/-/tryer-1.0.1.tgz",
       "integrity": "sha512-c3zayb8/kWWpycWYg87P71E1S1ZL6b6IJxfb5fvsUgsf0S2MVGaDhDXXjDMpdCpfWXqptc+4mXwmiy1ypXqRAA==",
       "dev": true
     },
+    "ts-ebml": {
+      "version": "2.0.2",
+      "resolved": "https://registry.npmjs.org/ts-ebml/-/ts-ebml-2.0.2.tgz",
+      "integrity": "sha512-V/HdlCn3FITQrFHQlVE02XtfMiRLab2QB/YOCfkbJWqiFYG/j5v7gHKV+wem6g0PD6/uxXs5oxMQfDXILmts/Q==",
+      "requires": {
+        "buffer": "^5.0.7",
+        "commander": "^2.11.0",
+        "ebml": "^2.2.1",
+        "ebml-block": "^1.1.0",
+        "events": "^1.1.1",
+        "int64-buffer": "^0.1.9",
+        "matroska": "^2.2.3"
+      },
+      "dependencies": {
+        "buffer": {
+          "version": "5.7.1",
+          "resolved": "https://registry.npmjs.org/buffer/-/buffer-5.7.1.tgz",
+          "integrity": "sha512-EHcyIPBQ4BSGlvjB16k5KgAJ27CIsHY/2JBmCRReo48y9rQ3MaUzWX3KVlBa4U7MyX02HdVj0K7C3WaB3ju7FQ==",
+          "requires": {
+            "base64-js": "^1.3.1",
+            "ieee754": "^1.1.13"
+          }
+        },
+        "events": {
+          "version": "1.1.1",
+          "resolved": "https://registry.npmjs.org/events/-/events-1.1.1.tgz",
+          "integrity": "sha1-nr23Y1rQmccNzEwqH1AEKI6L2SQ="
+        }
+      }
+    },
     "ts-pnp": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/ts-pnp/-/ts-pnp-1.2.0.tgz",
@@ -25958,6 +26605,11 @@
         }
       }
     },
+    "underscore": {
+      "version": "1.12.1",
+      "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.12.1.tgz",
+      "integrity": "sha512-hEQt0+ZLDVUMhebKxL4x1BTtDY7bavVofhZ9KZ4aI26X9SRaE+Y3m83XUL1UP2jn8ynjndwCCpEHdUG+9pP1Tw=="
+    },
     "unhomoglyph": {
       "version": "1.0.6",
       "resolved": "https://registry.npmjs.org/unhomoglyph/-/unhomoglyph-1.0.6.tgz",
@@ -26224,7 +26876,6 @@
       "version": "3.0.4",
       "resolved": "https://registry.npmjs.org/validate-npm-package-license/-/validate-npm-package-license-3.0.4.tgz",
       "integrity": "sha512-DpKm2Ui/xN7/HQKCtpZxoRWBhZ9Z0kqtygG8XCgNQ8ZlDnxuQmWhj566j8fN4Cu3/JmbhsDo7fcAJq4s9h27Ew==",
-      "dev": true,
       "requires": {
         "spdx-correct": "^3.0.0",
         "spdx-expression-parse": "^3.0.0"
@@ -27473,8 +28124,7 @@
     "yargs-parser": {
       "version": "20.2.4",
       "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-20.2.4.tgz",
-      "integrity": "sha512-WOkpgNhPTlE73h4VFAFsOnomJVaovO8VqLDzy5saChRBFQFBoMYirowyW+Q9HB4HFF4Z7VZTiG3iSzJJA29yRA==",
-      "dev": true
+      "integrity": "sha512-WOkpgNhPTlE73h4VFAFsOnomJVaovO8VqLDzy5saChRBFQFBoMYirowyW+Q9HB4HFF4Z7VZTiG3iSzJJA29yRA=="
     },
     "yorkie": {
       "version": "2.0.0",
diff --git a/package.json b/package.json
index 06df1f1..a5812ec 100644
--- a/package.json
+++ b/package.json
@@ -24,6 +24,7 @@
     "raw-loader": "^4.0.2",
     "recordrtc": "^5.6.2",
     "roboto-fontface": "*",
+    "ts-ebml": "^2.0.2",
     "v-emoji-picker": "^2.3.1",
     "vue": "^2.6.11",
     "vue-clipboard2": "^0.3.1",
diff --git a/src/components/VoiceRecorder.vue b/src/components/VoiceRecorder.vue
index 6fa5993..b19a8d6 100644
--- a/src/components/VoiceRecorder.vue
+++ b/src/components/VoiceRecorder.vue
@@ -147,6 +147,7 @@ import util from "../plugins/utils";
 import VoiceRecorderLock from "./VoiceRecorderLock";
 require("md-gum-polyfill");
 import RecordRTC from "recordrtc";
+import {Decoder, tools, Reader} from 'ts-ebml';
 
 export default {
   name: "VoiceRecorder",
@@ -321,15 +322,23 @@ export default {
     },
 
     startRecording() {
+      var constraints = {
+        audio: {
+          channelCount: 1,
+          sampleRate: 16000,
+          echoCancellation: false,
+          autoGainControl: true,
+          noiseSuppression: true,
+          volume: 1.0,
+        },
+        video: false,
+      };
       navigator.mediaDevices
-        .getUserMedia({
-          video: false,
-          audio: true,
-        })
+        .getUserMedia(constraints)
         .then((stream) => {
           this.recorder = RecordRTC(stream, {
             type: "audio",
-            mimeType: "audio/webm"
+            mimeType: "audio/webm",
           });
           this.recorder.startRecording();
           this.state = State.RECORDING;
@@ -373,27 +382,29 @@ export default {
       this.recordingTime = String.fromCharCode(160); // nbsp;
     },
     send() {
-      //console.log("Send:", this.recordedFile);
       this.$emit("file", { file: this.recordedFile });
-      // const player = new Audio(URL.createObjectURL(file));
-      // player.play();
     },
     getFile(send) {
-      this.recorder.stopRecording(function ()
-      {
-        const blob = this.recorder.getBlob();
-        this.recordedFile = new File(
-          [blob],
-          util.formatRecordStartTime(this.recordStartedAt) + ".webm",
-          {
-            type: blob.type,
-            lastModified: Date.now()
-          }
-        );
-        if (send) {
-          this.send();
-        }
-      }.bind(this));
+      this.recorder.stopRecording(
+        function () {
+          this.correctMetadata(this.recorder.getBlob()).then((blob) => {
+            this.recordedFile = new File(
+              [blob],
+              util.formatRecordStartTime(this.recordStartedAt) + ".webm",
+              {
+                type: blob.type,
+                lastModified: Date.now(),
+              }
+            );
+            //const player = new Audio(URL.createObjectURL(this.recordedFile));
+            //player.play();
+            if (send) {
+              //console.log("send");
+              this.send();
+            }
+          });
+        }.bind(this)
+      );
     },
     startRecordTimer() {
       this.stopRecordTimer();
@@ -411,6 +422,37 @@ export default {
         this.recordTimer = null;
       }
     },
+
+    /*
+     * There is an issue with browsers not setting correct metadata in the generated webm file.
+     * See here: https://bugs.chromium.org/p/chromium/issues/detail?id=642012
+     * Use es-embl to try to update the cues section.
+     */
+    async correctMetadata(blob) {
+      try {
+        const decoder = new Decoder();
+        const reader = new Reader();
+        reader.logging = true;
+        reader.logGroup = "Raw WebM file";
+        reader.drop_default_duration = false;
+        const webMBuf = await blob.arrayBuffer();
+        const elms = decoder.decode(webMBuf);
+        elms.forEach((elm) => {
+          reader.read(elm);
+        });
+        reader.stop();
+        const refinedMetadataBuf = tools.makeMetadataSeekable(
+          reader.metadatas,
+          reader.duration,
+          reader.cues
+        );
+        const body = webMBuf.slice(reader.metadataSize);
+        return new Blob([refinedMetadataBuf, body], { type: blob.type });
+      } catch (err) {
+        console.err(err);
+        return blob;
+      }
+    },
   },
 };
 </script>