diff --git a/JitsiConference.js b/JitsiConference.js
index cf2040d900..1da1870b43 100644
--- a/JitsiConference.js
+++ b/JitsiConference.js
@@ -49,8 +49,8 @@ import {
     FEATURE_JIGASI,
     JITSI_MEET_MUC_TYPE
 } from './modules/xmpp/xmpp';
-import BridgeVideoType from './service/RTC/BridgeVideoType';
-import CodecMimeType from './service/RTC/CodecMimeType';
+import { BridgeVideoType } from './service/RTC/BridgeVideoType';
+import { CodecMimeType } from './service/RTC/CodecMimeType';
 import { MediaType } from './service/RTC/MediaType';
 import RTCEvents from './service/RTC/RTCEvents';
 import { SignalingEvents } from './service/RTC/SignalingEvents';
diff --git a/modules/RTC/CodecSelection.js b/modules/RTC/CodecSelection.js
index 63b9df1bda..c7b5a6b399 100644
--- a/modules/RTC/CodecSelection.js
+++ b/modules/RTC/CodecSelection.js
@@ -2,7 +2,7 @@
 import { getLogger } from '@jitsi/logger';
 
 import * as JitsiConferenceEvents from '../../JitsiConferenceEvents';
-import CodecMimeType from '../../service/RTC/CodecMimeType';
+import { CodecMimeType } from '../../service/RTC/CodecMimeType';
 import { MediaType } from '../../service/RTC/MediaType';
 import browser from '../browser';
 
diff --git a/modules/RTC/JitsiLocalTrack.js b/modules/RTC/JitsiLocalTrack.js
index 722b836b5d..4f67cb3c05 100644
--- a/modules/RTC/JitsiLocalTrack.js
+++ b/modules/RTC/JitsiLocalTrack.js
@@ -10,7 +10,7 @@ import {
     NO_DATA_FROM_SOURCE,
     TRACK_MUTE_CHANGED
 } from '../../JitsiTrackEvents';
-import CameraFacingMode from '../../service/RTC/CameraFacingMode';
+import { CameraFacingMode } from '../../service/RTC/CameraFacingMode';
 import { MediaType } from '../../service/RTC/MediaType';
 import RTCEvents from '../../service/RTC/RTCEvents';
 import { VideoType } from '../../service/RTC/VideoType';
diff --git a/modules/RTC/RTCUtils.js b/modules/RTC/RTCUtils.js
index 43a0b55db0..c60a26b383 100644
--- a/modules/RTC/RTCUtils.js
+++ b/modules/RTC/RTCUtils.js
@@ -4,7 +4,7 @@ import 'webrtc-adapter';
 
 import JitsiTrackError from '../../JitsiTrackError';
 import * as JitsiTrackErrors from '../../JitsiTrackErrors';
-import CameraFacingMode from '../../service/RTC/CameraFacingMode';
+import { CameraFacingMode } from '../../service/RTC/CameraFacingMode';
 import RTCEvents from '../../service/RTC/RTCEvents';
 import Resolutions from '../../service/RTC/Resolutions';
 import { VideoType } from '../../service/RTC/VideoType';
diff --git a/modules/RTC/TPCUtils.js b/modules/RTC/TPCUtils.js
index 2779c7c449..0abb120de0 100644
--- a/modules/RTC/TPCUtils.js
+++ b/modules/RTC/TPCUtils.js
@@ -2,7 +2,7 @@ import { getLogger } from '@jitsi/logger';
 import clonedeep from 'lodash.clonedeep';
 import transform from 'sdp-transform';
 
-import CodecMimeType from '../../service/RTC/CodecMimeType';
+import { CodecMimeType } from '../../service/RTC/CodecMimeType';
 import { MediaDirection } from '../../service/RTC/MediaDirection';
 import { MediaType } from '../../service/RTC/MediaType';
 import { getSourceIndexFromSourceName } from '../../service/RTC/SignalingLayer';
@@ -12,7 +12,7 @@ import {
     VIDEO_QUALITY_LEVELS,
     VIDEO_QUALITY_SETTINGS
 } from '../../service/RTC/StandardVideoSettings';
-import VideoEncoderScalabilityMode from '../../service/RTC/VideoEncoderScalabilityMode';
+import { VideoEncoderScalabilityMode } from '../../service/RTC/VideoEncoderScalabilityMode';
 import { VideoType } from '../../service/RTC/VideoType';
 import browser from '../browser';
 
diff --git a/modules/RTC/TPCUtils.spec.js b/modules/RTC/TPCUtils.spec.js
index 3509960628..4804378fd2 100644
--- a/modules/RTC/TPCUtils.spec.js
+++ b/modules/RTC/TPCUtils.spec.js
@@ -1,6 +1,6 @@
 /* eslint-disable max-len */
-import CodecMimeType from '../../service/RTC/CodecMimeType';
-import VideoEncoderScalabilityMode from '../../service/RTC/VideoEncoderScalabilityMode';
+import { CodecMimeType } from '../../service/RTC/CodecMimeType';
+import { VideoEncoderScalabilityMode } from '../../service/RTC/VideoEncoderScalabilityMode';
 
 import { MockJitsiLocalTrack, MockPeerConnection } from './MockClasses';
 import { TPCUtils } from './TPCUtils';
diff --git a/modules/RTC/TraceablePeerConnection.js b/modules/RTC/TraceablePeerConnection.js
index 84856ab9e6..cb8736d957 100644
--- a/modules/RTC/TraceablePeerConnection.js
+++ b/modules/RTC/TraceablePeerConnection.js
@@ -2,7 +2,7 @@ import { getLogger } from '@jitsi/logger';
 import { Interop } from '@jitsi/sdp-interop';
 import transform from 'sdp-transform';
 
-import CodecMimeType from '../../service/RTC/CodecMimeType';
+import { CodecMimeType } from '../../service/RTC/CodecMimeType';
 import { MediaDirection } from '../../service/RTC/MediaDirection';
 import { MediaType } from '../../service/RTC/MediaType';
 import RTCEvents from '../../service/RTC/RTCEvents';
diff --git a/modules/sdp/SDPUtil.js b/modules/sdp/SDPUtil.js
index dce8f6a048..24e2dc5ea6 100644
--- a/modules/sdp/SDPUtil.js
+++ b/modules/sdp/SDPUtil.js
@@ -1,7 +1,7 @@
 import { getLogger } from '@jitsi/logger';
 const logger = getLogger(__filename);
 
-import CodecMimeType from '../../service/RTC/CodecMimeType';
+import { CodecMimeType } from '../../service/RTC/CodecMimeType';
 import { MediaDirection } from '../../service/RTC/MediaDirection';
 import browser from '../browser';
 import RandomUtil from '../util/RandomUtil';
diff --git a/service/RTC/BridgeVideoType.spec.ts b/service/RTC/BridgeVideoType.spec.ts
index 085d681104..af8336bb91 100644
--- a/service/RTC/BridgeVideoType.spec.ts
+++ b/service/RTC/BridgeVideoType.spec.ts
@@ -4,25 +4,17 @@ import * as exported from "./BridgeVideoType";
 
 describe( "/service/RTC/BridgeVideoType members", () => {
     const {
-        CAMERA,
-        DESKTOP,
-        DESKTOP_HIGH_FPS,
-        NONE,
         BridgeVideoType,
         ...others
-    } = exported as any; // TODO: remove cast after typescript conversion
+    } = exported;
 
     it( "known members", () => {
-        expect( CAMERA ).toBe( 'camera' );
-        expect( DESKTOP ).toBe( 'desktop' );
-        expect( DESKTOP_HIGH_FPS ).toBe( 'desktop_high_fps' );
-        expect( NONE ).toBe( 'none' );
-        if ( BridgeVideoType ) {
-            expect( BridgeVideoType.CAMERA ).toBe( 'camera' );
-            expect( BridgeVideoType.DESKTOP ).toBe( 'desktop' );
-            expect( BridgeVideoType.DESKTOP_HIGH_FPS ).toBe( 'desktop_high_fps' );
-            expect( BridgeVideoType.NONE ).toBe( 'none' );
-        }
+        expect( BridgeVideoType ).toBeDefined();
+
+        expect( BridgeVideoType.CAMERA ).toBe( 'camera' );
+        expect( BridgeVideoType.DESKTOP ).toBe( 'desktop' );
+        expect( BridgeVideoType.DESKTOP_HIGH_FPS ).toBe( 'desktop_high_fps' );
+        expect( BridgeVideoType.NONE ).toBe( 'none' );
     } );
 
     it( "unknown members", () => {
diff --git a/service/RTC/BridgeVideoType.js b/service/RTC/BridgeVideoType.ts
similarity index 69%
rename from service/RTC/BridgeVideoType.js
rename to service/RTC/BridgeVideoType.ts
index a430ffeedd..7879bbe429 100644
--- a/service/RTC/BridgeVideoType.js
+++ b/service/RTC/BridgeVideoType.ts
@@ -2,26 +2,24 @@
  * Enumeration of the video types that are signaled to the bridge
  * @type {{CAMERA: string, DESKTOP: string, DESKTOP_HIGH_FPS: string, NONE: string}}
  */
-const BridgeVideoType = {
+export enum BridgeVideoType {
     /**
      * The camera video type.
      */
-    CAMERA: 'camera',
+    CAMERA = 'camera',
 
     /**
      * The low fps desktop video type.
      */
-    DESKTOP: 'desktop',
+    DESKTOP = 'desktop',
 
     /**
      * The high fps desktop video type.
      */
-    DESKTOP_HIGH_FPS: 'desktop_high_fps',
+    DESKTOP_HIGH_FPS = 'desktop_high_fps',
 
     /**
      * Video type when no local source is present.
      */
-    NONE: 'none'
-};
-
-module.exports = BridgeVideoType;
+    NONE = 'none'
+}
diff --git a/service/RTC/CameraFacingMode.spec.ts b/service/RTC/CameraFacingMode.spec.ts
index 28533308cf..71d600d576 100644
--- a/service/RTC/CameraFacingMode.spec.ts
+++ b/service/RTC/CameraFacingMode.spec.ts
@@ -4,19 +4,15 @@ import * as exported from "./CameraFacingMode";
 
 describe( "/service/RTC/CameraFacingMode members", () => {
     const {
-        ENVIRONMENT,
-        USER,
         CameraFacingMode,
         ...others
-    } = exported as any; // TODO: remove cast after typescript conversion
+    } = exported;
 
     it( "known members", () => {
-        expect( ENVIRONMENT ).toBe( 'environment' );
-        expect( USER ).toBe( 'user' );
-        if ( CameraFacingMode ) {
-            expect( CameraFacingMode.ENVIRONMENT ).toBe( 'environment' );
-            expect( CameraFacingMode.USER ).toBe( 'user' );
-        }
+        expect( CameraFacingMode ).toBeDefined();
+
+        expect( CameraFacingMode.ENVIRONMENT ).toBe( 'environment' );
+        expect( CameraFacingMode.USER ).toBe( 'user' );
     } );
 
     it( "unknown members", () => {
diff --git a/service/RTC/CameraFacingMode.js b/service/RTC/CameraFacingMode.ts
similarity index 81%
rename from service/RTC/CameraFacingMode.js
rename to service/RTC/CameraFacingMode.ts
index 4b32e2a7c4..afc4562760 100644
--- a/service/RTC/CameraFacingMode.js
+++ b/service/RTC/CameraFacingMode.ts
@@ -7,16 +7,14 @@
  *
  * @enum {string}
  */
-const CameraFacingMode = {
+export enum CameraFacingMode {
     /**
      * The mode which specifies the environment-facing camera.
      */
-    ENVIRONMENT: 'environment',
+    ENVIRONMENT = 'environment',
 
     /**
      * The mode which specifies the user-facing camera.
      */
-    USER: 'user'
-};
-
-module.exports = CameraFacingMode;
+    USER = 'user'
+}
diff --git a/service/RTC/CodecMimeType.spec.ts b/service/RTC/CodecMimeType.spec.ts
index 6479a99e82..b6d30797cc 100644
--- a/service/RTC/CodecMimeType.spec.ts
+++ b/service/RTC/CodecMimeType.spec.ts
@@ -4,26 +4,11 @@ import * as exported from "./CodecMimeType";
 
 describe( "/service/RTC/CodecMimeType members", () => {
     const {
-        default: {
-            AV1,
-            H264,
-            OPUS,
-            ULPFEC,
-            VP8,
-            VP9,
-        },
         CodecMimeType,
         ...others
-    } = exported as any; // TODO: remove cast after typescript conversion
+    } = exported;
 
     it( "known members", () => {
-        expect( AV1 ).toBe( 'av1' );
-        expect( H264 ).toBe( 'h264' );
-        expect( OPUS ).toBe( 'opus' );
-        expect( ULPFEC ).toBe( 'ulpfec' );
-        expect( VP8 ).toBe( 'vp8' );
-        expect( VP9 ).toBe( 'vp9' );
-
         expect( CodecMimeType ).toBeDefined();
 
         expect( CodecMimeType.AV1 ).toBe( 'av1' );
diff --git a/service/RTC/CodecMimeType.js b/service/RTC/CodecMimeType.ts
similarity index 72%
rename from service/RTC/CodecMimeType.js
rename to service/RTC/CodecMimeType.ts
index 0d2f05552e..cd06b96711 100644
--- a/service/RTC/CodecMimeType.js
+++ b/service/RTC/CodecMimeType.ts
@@ -2,41 +2,39 @@
  * Enumeration of the codec mime types
  * @type {{AV1: string, H264: string, OPUS: string, RED: string, ULPFEC: string, VP8: string, VP9: string}}
  */
-export const CodecMimeType = {
+export enum CodecMimeType {
     /**
      * AV1 codec mime type.
      */
-    AV1: 'av1',
+    AV1 = 'av1',
 
     /**
      * The h264 codec mime type.
      */
-    H264: 'h264',
+    H264 = 'h264',
 
     /**
      * The opus codec mime type.
      */
-    OPUS: 'opus',
+    OPUS = 'opus',
 
     /**
      * The red codec mime type.
      */
-    RED: 'red',
+    RED = 'red',
 
     /**
      * The ulpfec codec mime type.
      */
-    ULPFEC: 'ulpfec',
+    ULPFEC = 'ulpfec',
 
     /**
      * The vp8 codec mime type.
      */
-    VP8: 'vp8',
+    VP8 = 'vp8',
 
     /**
      * The vp9 codec mime type.
      */
-    VP9: 'vp9'
-};
-
-export default CodecMimeType;
+    VP9 = 'vp9'
+}
diff --git a/service/RTC/MediaDirection.ts b/service/RTC/MediaDirection.ts
index e84d279080..36cc3061bf 100644
--- a/service/RTC/MediaDirection.ts
+++ b/service/RTC/MediaDirection.ts
@@ -21,4 +21,4 @@ export enum MediaDirection {
      * Media is sent and received.
      */
     SENDRECV = 'sendrecv'
-};
+}
diff --git a/service/RTC/RTCEvents.ts b/service/RTC/RTCEvents.ts
index 629247e184..b0e7da0c31 100644
--- a/service/RTC/RTCEvents.ts
+++ b/service/RTC/RTCEvents.ts
@@ -123,7 +123,7 @@ export enum RTCEvents {
      * new remote sources.
      */
     AUDIO_SSRCS_REMAPPED = 'rtc.audio_ssrcs_remapped'
-};
+}
 
 export const CREATE_ANSWER_FAILED = RTCEvents.CREATE_ANSWER_FAILED;
 export const CREATE_OFFER_FAILED = RTCEvents.CREATE_OFFER_FAILED;
diff --git a/service/RTC/StandardVideoSettings.ts b/service/RTC/StandardVideoSettings.ts
index d2f82f38b8..ee361a9c8c 100644
--- a/service/RTC/StandardVideoSettings.ts
+++ b/service/RTC/StandardVideoSettings.ts
@@ -147,4 +147,4 @@ export enum VIDEO_QUALITY_SETTINGS {
 
     // When the camera is turned off.
     NONE = 'none'
-};
+}
diff --git a/service/RTC/VideoEncoderScalabilityMode.ts b/service/RTC/VideoEncoderScalabilityMode.ts
index 334daa32c1..019bcf5be2 100644
--- a/service/RTC/VideoEncoderScalabilityMode.ts
+++ b/service/RTC/VideoEncoderScalabilityMode.ts
@@ -2,7 +2,7 @@
  * Enumeration of the scalability modes supported by the video encoders.
  * For more information, check https://www.w3.org/TR/webrtc-svc/#dependencydiagrams*
  *
- * const VideoEncoderScalabilityMode: {
+ * enum VideoEncoderScalabilityMode {
  *  L1T3: string;
  *  L2T3: string;
  *  L2T3_KEY: string;
@@ -10,31 +10,29 @@
  *  L3T3_KEY: string;
  * }
  */
-export const VideoEncoderScalabilityMode = {
+export enum VideoEncoderScalabilityMode {
     /**
      * L1T3 mode: 1-layer spatial and 3-layer temporal scalabilty encoding.
      */
-    L1T3: 'L1T3',
+    L1T3 = 'L1T3',
 
     /**
      * L2T2 mode: 2-layer spatial and 3-layer temporal scalability encoding.
      */
-    L2T3: 'L2T3',
+    L2T3 = 'L2T3',
 
     /**
      * L2T3_KEY mode: 2-layer spatial and 3-layer temporal scalability K-SVC encoding.
      */
-    L2T3_KEY: 'L2T3_KEY',
+    L2T3_KEY = 'L2T3_KEY',
 
     /**
      * L3T3 mode: -layer spatial and 3-layer temporal scalability encoding.
      */
-    L3T3: 'L3T3',
+    L3T3 = 'L3T3',
 
     /**
      * L3T3_Key mode: 3-layer spatial and 3-layer temporal scalability K-SVC encoding.
      */
-    L3T3_KEY: 'L3T3_KEY'
-};
-
-export default VideoEncoderScalabilityMode;
+    L3T3_KEY = 'L3T3_KEY'
+}
diff --git a/service/RTC/VideoType.ts b/service/RTC/VideoType.ts
index 9898462294..91928ca718 100644
--- a/service/RTC/VideoType.ts
+++ b/service/RTC/VideoType.ts
@@ -11,4 +11,4 @@ export enum VideoType {
      * The desktop video type.
      */
     DESKTOP = 'desktop'
-};
+}