diff --git a/plugins/alexa/src/types/camera.ts b/plugins/alexa/src/types/camera.ts
index 378d6f842..7f4cf8f6a 100644
--- a/plugins/alexa/src/types/camera.ts
+++ b/plugins/alexa/src/types/camera.ts
@@ -1,27 +1,20 @@
-import sdk, { FFMpegInput, HttpResponse, MotionSensor, RTCAVSignalingSetup, RTCSignalingChannel, RTCSignalingOptions, RTCSignalingSendIceCandidate, RTCSignalingSession, ScryptedDevice, ScryptedDeviceType, ScryptedInterface, ScryptedMimeTypes, VideoCamera } from "@scrypted/sdk";
+import { HttpResponse, MotionSensor, RTCAVSignalingSetup, RTCSignalingChannel, RTCSignalingOptions, RTCSignalingSendIceCandidate, RTCSignalingSession, ScryptedDevice, ScryptedDeviceType, ScryptedInterface, VideoCamera } from "@scrypted/sdk";
 import { addSupportedType, AlexaCapabilityHandler, capabilityHandlers, EventReport } from "./common";
-import { startRTCPeerConnectionFFmpegInput } from '@scrypted/common/src/ffmpeg-to-wrtc';
-import { BrowserSignalingSession, startRTCSignalingSession } from '@scrypted/common/src/rtc-signaling';
-import crypto from 'crypto';
 import { createMessageId } from "../message";
 import { Capability } from "alexa-smarthome-ts/lib/skill/Capability";
-import { DiscoveryEndpoint } from "alexa-smarthome-ts";
-
-const { mediaManager } = sdk;
 
 addSupportedType(ScryptedDeviceType.Camera, {
     probe(device) {
-        if (!device.interfaces.includes(ScryptedInterface.VideoCamera))
+        if (!device.interfaces.includes(ScryptedInterface.RTCSignalingChannel))
             return;
 
-
         const capabilities: Capability<any>[] = [
             {
                 "type": "AlexaInterface",
                 "interface": "Alexa.RTCSessionController",
                 "version": "3",
                 "configuration": {
-                    "isFullDuplexAudioSupported": false,
+                    isFullDuplexAudioSupported: true,
                 }
             } as any,
         ];
diff --git a/plugins/alexa/src/types/doorbell.ts b/plugins/alexa/src/types/doorbell.ts
index 44966bf35..b17815f8a 100644
--- a/plugins/alexa/src/types/doorbell.ts
+++ b/plugins/alexa/src/types/doorbell.ts
@@ -1,11 +1,13 @@
-import sdk, { BinarySensor, ScryptedDevice, ScryptedDeviceType, ScryptedInterface } from "@scrypted/sdk";
+import { BinarySensor, ScryptedDevice, ScryptedDeviceType, ScryptedInterface } from "@scrypted/sdk";
 import { addSupportedType, EventReport } from "./common";
 
 addSupportedType(ScryptedDeviceType.Doorbell, {
     probe(device) {
-        if (!device.interfaces.includes(ScryptedInterface.VideoCamera) || !device.interfaces.includes(ScryptedInterface.BinarySensor))
+        if (!device.interfaces.includes(ScryptedInterface.RTCSignalingChannel) || !device.interfaces.includes(ScryptedInterface.BinarySensor))
             return;
 
+        const isFullDuplexAudioSupported = device.providedInterfaces.includes(ScryptedInterface.Intercom) || device.providedInterfaces.includes(ScryptedInterface.RTCSignalingChannel);
+
         return {
             displayCategories: ['CAMERA'],
             capabilities: [
@@ -14,7 +16,7 @@ addSupportedType(ScryptedDeviceType.Doorbell, {
                     "interface": "Alexa.RTCSessionController",
                     "version": "3",
                     "configuration": {
-                        "isFullDuplexAudioSupported": false,
+                        isFullDuplexAudioSupported: true,
                     }
                 },
                 {