diff --git a/ts/components/CallManager.tsx b/ts/components/CallManager.tsx
index b890ad35a..02450defb 100644
--- a/ts/components/CallManager.tsx
+++ b/ts/components/CallManager.tsx
@@ -3,6 +3,7 @@
 
 import React, { useCallback, useEffect } from 'react';
 import { noop } from 'lodash';
+import type { VideoFrameSource } from 'ringrtc';
 import { CallNeedPermissionScreen } from './CallNeedPermissionScreen';
 import { CallScreen } from './CallScreen';
 import { CallingLobby } from './CallingLobby';
@@ -23,7 +24,6 @@ import {
   GroupCallJoinState,
   GroupCallVideoRequest,
   PresentedSource,
-  VideoFrameSource,
 } from '../types/Calling';
 import { ConversationType } from '../state/ducks/conversations';
 import {
diff --git a/ts/components/CallScreen.tsx b/ts/components/CallScreen.tsx
index 4e4d9e619..3cf5cd163 100644
--- a/ts/components/CallScreen.tsx
+++ b/ts/components/CallScreen.tsx
@@ -10,6 +10,7 @@ import React, {
 } from 'react';
 import { noop } from 'lodash';
 import classNames from 'classnames';
+import type { VideoFrameSource } from 'ringrtc';
 import {
   HangUpType,
   SetLocalAudioType,
@@ -30,7 +31,6 @@ import {
   GroupCallJoinState,
   GroupCallVideoRequest,
   PresentedSource,
-  VideoFrameSource,
 } from '../types/Calling';
 import { AvatarColors, AvatarColorType } from '../types/Colors';
 import type { ConversationType } from '../state/ducks/conversations';
diff --git a/ts/components/CallingDeviceSelection.tsx b/ts/components/CallingDeviceSelection.tsx
index d2442d706..5ec887ee0 100644
--- a/ts/components/CallingDeviceSelection.tsx
+++ b/ts/components/CallingDeviceSelection.tsx
@@ -1,12 +1,12 @@
-// Copyright 2020 Signal Messenger, LLC
+// Copyright 2020-2021 Signal Messenger, LLC
 // SPDX-License-Identifier: AGPL-3.0-only
 
 import * as React from 'react';
+import type { AudioDevice } from 'ringrtc';
 
 import { Modal } from './Modal';
 import { LocalizerType } from '../types/Util';
 import {
-  AudioDevice,
   CallingDeviceType,
   ChangeIODevicePayloadType,
   MediaDeviceSettings,
diff --git a/ts/components/CallingPip.tsx b/ts/components/CallingPip.tsx
index e8b54e0b2..6d40c5eb3 100644
--- a/ts/components/CallingPip.tsx
+++ b/ts/components/CallingPip.tsx
@@ -3,13 +3,10 @@
 
 import React from 'react';
 import { minBy, debounce, noop } from 'lodash';
+import type { VideoFrameSource } from 'ringrtc';
 import { CallingPipRemoteVideo } from './CallingPipRemoteVideo';
 import { LocalizerType } from '../types/Util';
-import {
-  ActiveCallType,
-  GroupCallVideoRequest,
-  VideoFrameSource,
-} from '../types/Calling';
+import type { ActiveCallType, GroupCallVideoRequest } from '../types/Calling';
 import {
   HangUpType,
   SetLocalPreviewType,
diff --git a/ts/components/CallingPipRemoteVideo.tsx b/ts/components/CallingPipRemoteVideo.tsx
index 7e136a550..7469af49b 100644
--- a/ts/components/CallingPipRemoteVideo.tsx
+++ b/ts/components/CallingPipRemoteVideo.tsx
@@ -3,6 +3,7 @@
 
 import React, { useMemo, useEffect } from 'react';
 import { maxBy } from 'lodash';
+import type { VideoFrameSource } from 'ringrtc';
 import { Avatar } from './Avatar';
 import { CallBackgroundBlur } from './CallBackgroundBlur';
 import { DirectCallRemoteParticipant } from './DirectCallRemoteParticipant';
@@ -13,7 +14,6 @@ import {
   CallMode,
   GroupCallRemoteParticipantType,
   GroupCallVideoRequest,
-  VideoFrameSource,
 } from '../types/Calling';
 import { AvatarColors } from '../types/Colors';
 import { SetRendererCanvasType } from '../state/ducks/calling';
diff --git a/ts/components/GroupCallOverflowArea.tsx b/ts/components/GroupCallOverflowArea.tsx
index 39cac8e83..a11cb5243 100644
--- a/ts/components/GroupCallOverflowArea.tsx
+++ b/ts/components/GroupCallOverflowArea.tsx
@@ -3,11 +3,9 @@
 
 import React, { useRef, useState, useEffect, FC, ReactElement } from 'react';
 import classNames from 'classnames';
+import type { VideoFrameSource } from 'ringrtc';
 import { LocalizerType } from '../types/Util';
-import {
-  GroupCallRemoteParticipantType,
-  VideoFrameSource,
-} from '../types/Calling';
+import type { GroupCallRemoteParticipantType } from '../types/Calling';
 import { GroupCallRemoteParticipant } from './GroupCallRemoteParticipant';
 
 const OVERFLOW_SCROLLED_TO_EDGE_THRESHOLD = 20;
diff --git a/ts/components/GroupCallRemoteParticipant.tsx b/ts/components/GroupCallRemoteParticipant.tsx
index 4d955a2ee..7eaec314d 100644
--- a/ts/components/GroupCallRemoteParticipant.tsx
+++ b/ts/components/GroupCallRemoteParticipant.tsx
@@ -11,10 +11,8 @@ import React, {
 } from 'react';
 import classNames from 'classnames';
 import { noop } from 'lodash';
-import {
-  GroupCallRemoteParticipantType,
-  VideoFrameSource,
-} from '../types/Calling';
+import type { VideoFrameSource } from 'ringrtc';
+import type { GroupCallRemoteParticipantType } from '../types/Calling';
 import { LocalizerType } from '../types/Util';
 import { AvatarColors } from '../types/Colors';
 import { CallBackgroundBlur } from './CallBackgroundBlur';
diff --git a/ts/components/GroupCallRemoteParticipants.tsx b/ts/components/GroupCallRemoteParticipants.tsx
index 76683d5ba..8a90f1086 100644
--- a/ts/components/GroupCallRemoteParticipants.tsx
+++ b/ts/components/GroupCallRemoteParticipants.tsx
@@ -4,6 +4,7 @@
 import React, { useState, useMemo, useEffect } from 'react';
 import Measure from 'react-measure';
 import { takeWhile, chunk, maxBy, flatten } from 'lodash';
+import type { VideoFrameSource } from 'ringrtc';
 import { GroupCallRemoteParticipant } from './GroupCallRemoteParticipant';
 import {
   GroupCallOverflowArea,
@@ -12,7 +13,6 @@ import {
 import {
   GroupCallRemoteParticipantType,
   GroupCallVideoRequest,
-  VideoFrameSource,
 } from '../types/Calling';
 import { useGetCallingFrameBuffer } from '../calling/useGetCallingFrameBuffer';
 import { LocalizerType } from '../types/Util';
diff --git a/ts/components/Preferences.tsx b/ts/components/Preferences.tsx
index b333e3988..3e6265400 100644
--- a/ts/components/Preferences.tsx
+++ b/ts/components/Preferences.tsx
@@ -4,8 +4,9 @@
 import React, { ReactNode, useEffect, useState, useCallback } from 'react';
 import { noop } from 'lodash';
 import classNames from 'classnames';
+import type { AudioDevice } from 'ringrtc';
 
-import { AudioDevice, MediaDeviceSettings } from '../types/Calling';
+import type { MediaDeviceSettings } from '../types/Calling';
 import {
   ZoomFactorType,
   ThemeSettingType,
diff --git a/ts/services/calling.ts b/ts/services/calling.ts
index 4fccf05ea..17b712ed6 100644
--- a/ts/services/calling.ts
+++ b/ts/services/calling.ts
@@ -5,6 +5,7 @@
 
 import { desktopCapturer, ipcRenderer } from 'electron';
 import {
+  AudioDevice,
   Call,
   CallEndedReason,
   CallId,
@@ -43,7 +44,6 @@ import { getConversationCallMode } from '../state/ducks/conversations';
 import { isConversationTooBigToRing } from '../conversations/isConversationTooBigToRing';
 import { isMe } from '../util/whatTypeOfConversation';
 import {
-  AudioDevice,
   AvailableIODevicesType,
   CallMode,
   GroupCallConnectionState,
diff --git a/ts/test-both/helpers/fakeGetGroupCallVideoFrameSource.ts b/ts/test-both/helpers/fakeGetGroupCallVideoFrameSource.ts
index 8f6dad6be..af7468a9b 100644
--- a/ts/test-both/helpers/fakeGetGroupCallVideoFrameSource.ts
+++ b/ts/test-both/helpers/fakeGetGroupCallVideoFrameSource.ts
@@ -1,6 +1,7 @@
 // Copyright 2021 Signal Messenger, LLC
 // SPDX-License-Identifier: AGPL-3.0-only
-import { VideoFrameSource } from '../../types/Calling';
+
+import type { VideoFrameSource } from 'ringrtc';
 
 const COLORS: Array<[number, number, number]> = [
   [0xff, 0x00, 0x00],
diff --git a/ts/types/Calling.ts b/ts/types/Calling.ts
index 04abd1e0d..2baa6c85a 100644
--- a/ts/types/Calling.ts
+++ b/ts/types/Calling.ts
@@ -1,7 +1,8 @@
 // Copyright 2020-2021 Signal Messenger, LLC
 // SPDX-License-Identifier: AGPL-3.0-only
 
-import { ConversationType } from '../state/ducks/conversations';
+import type { AudioDevice } from 'ringrtc';
+import type { ConversationType } from '../state/ducks/conversations';
 
 // These are strings (1) for the database (2) for Storybook.
 export enum CallMode {
@@ -134,23 +135,6 @@ export type GroupCallVideoRequest = {
   height: number;
 };
 
-// Should match RingRTC's VideoFrameSource
-export type VideoFrameSource = {
-  receiveVideoFrame(buffer: Buffer): [number, number] | undefined;
-};
-
-// Must be kept in sync with RingRTC.AudioDevice
-export type AudioDevice = {
-  // Device name.
-  name: string;
-  // Index of this device, starting from 0.
-  index: number;
-  // A unique and somewhat stable identifier of this device.
-  uniqueId: string;
-  // If present, the identifier of a localized string to substitute for the device name.
-  i18nKey?: string;
-};
-
 export enum CallingDeviceType {
   CAMERA,
   MICROPHONE,
diff --git a/ts/types/Storage.d.ts b/ts/types/Storage.d.ts
index 37d876a72..c33327b2a 100644
--- a/ts/types/Storage.d.ts
+++ b/ts/types/Storage.d.ts
@@ -1,11 +1,11 @@
 // Copyright 2020-2021 Signal Messenger, LLC
 // SPDX-License-Identifier: AGPL-3.0-only
 
+import type { AudioDevice } from 'ringrtc';
 import type {
   CustomColorsItemType,
   DefaultConversationColorType,
 } from './Colors';
-import type { AudioDevice } from './Calling';
 import type { PhoneNumberDiscoverability } from '../util/phoneNumberDiscoverability';
 import type { PhoneNumberSharingMode } from '../util/phoneNumberSharingMode';
 import type { RetryItemType } from '../util/retryPlaceholders';
diff --git a/ts/util/createIPCEvents.ts b/ts/util/createIPCEvents.ts
index ca220dfe3..875078583 100644
--- a/ts/util/createIPCEvents.ts
+++ b/ts/util/createIPCEvents.ts
@@ -2,8 +2,8 @@
 // SPDX-License-Identifier: AGPL-3.0-only
 
 import { webFrame } from 'electron';
+import type { AudioDevice } from 'ringrtc';
 
-import { AudioDevice } from '../types/Calling';
 import { ZoomFactorType } from '../types/Storage.d';
 import {
   DEFAULT_CONVERSATION_COLOR,