diff --git a/pages/info/debug.tsx b/pages/info/debug.tsx
index 00fa9c429..76ef63303 100644
--- a/pages/info/debug.tsx
+++ b/pages/info/debug.tsx
@@ -18,7 +18,7 @@ import { ROUTE_APP_CHAT, ROUTE_INDEX } from '~/common/app.routes';
 import { Release } from '~/common/app.release';
 
 // capabilities access
-import { useCapabilityBrowserSpeechRecognition, useCapabilityElevenLabs, useCapabilityTextToImage } from '~/common/components/useCapabilities';
+import { useCapabilityBrowserSpeechRecognition, useCapabilityTextToImage } from '~/common/components/useCapabilities';
 
 // stores access
 import { getLLMsDebugInfo } from '~/common/stores/llms/store-llms';
@@ -95,7 +95,6 @@ function AppDebug() {
   const cProduct = {
     capabilities: {
       mic: useCapabilityBrowserSpeechRecognition(),
-      elevenLabs: useCapabilityElevenLabs(),
       textToImage: useCapabilityTextToImage(),
     },
     models: getLLMsDebugInfo(),
diff --git a/src/apps/call/CallWizard.tsx b/src/apps/call/CallWizard.tsx
index 40908e758..33bdc06b3 100644
--- a/src/apps/call/CallWizard.tsx
+++ b/src/apps/call/CallWizard.tsx
@@ -8,11 +8,13 @@ import CloseRoundedIcon from '@mui/icons-material/CloseRounded';
 import MicIcon from '@mui/icons-material/Mic';
 import WarningRoundedIcon from '@mui/icons-material/WarningRounded';
 
+import { useSpeexGlobalEngine } from '~/modules/speex/store-module-speex';
+
 import { PhVoice } from '~/common/components/icons/phosphor/PhVoice';
 import { animationColorRainbow } from '~/common/util/animUtils';
 import { navigateBack } from '~/common/app.routes';
 import { optimaOpenPreferences } from '~/common/layout/optima/useOptima';
-import { useCapabilityBrowserSpeechRecognition, useCapabilityElevenLabs } from '~/common/components/useCapabilities';
+import { useCapabilityBrowserSpeechRecognition } from '~/common/components/useCapabilities';
 import { useChatStore } from '~/common/stores/chat/store-chats';
 import { useUICounter } from '~/common/stores/store-ui';
 
@@ -45,7 +47,7 @@ export function CallWizard(props: { strict?: boolean, conversationId: string | n
 
   // external state
   const recognition = useCapabilityBrowserSpeechRecognition();
-  const synthesis = useCapabilityElevenLabs();
+  const speexGlobalEngine = useSpeexGlobalEngine();
   const chatIsEmpty = useChatStore(state => {
     if (!props.conversationId)
       return false;
@@ -58,15 +60,16 @@ export function CallWizard(props: { strict?: boolean, conversationId: string | n
   const outOfTheBlue = !props.conversationId;
   const overriddenEmptyChat = chatEmptyOverride || !chatIsEmpty;
   const overriddenRecognition = recognitionOverride || recognition.mayWork;
-  const allGood = overriddenEmptyChat && overriddenRecognition && synthesis.mayWork;
-  const fatalGood = overriddenRecognition && synthesis.mayWork;
+  const synthesisShallWork = !!speexGlobalEngine;
+  const allGood = overriddenEmptyChat && overriddenRecognition && synthesisShallWork;
+  const fatalGood = overriddenRecognition && synthesisShallWork;
 
 
   const handleOverrideChatEmpty = React.useCallback(() => setChatEmptyOverride(true), []);
 
   const handleOverrideRecognition = React.useCallback(() => setRecognitionOverride(true), []);
 
-  const handleConfigureElevenLabs = React.useCallback(() => optimaOpenPreferences('voice'), []);
+  const handleConfigureVoice = React.useCallback(() => optimaOpenPreferences('voice'), []);
 
   const handleFinishButton = React.useCallback(() => {
     if (!allGood)
@@ -130,15 +133,15 @@ export function CallWizard(props: { strict?: boolean, conversationId: string | n
     <StatusCard
       icon={<PhVoice />}
       text={
-        (synthesis.mayWork ? 'Voice synthesis should be ready.' : 'There might be an issue with ElevenLabs voice synthesis.')
-        + (synthesis.isConfiguredServerSide ? '' : (synthesis.isConfiguredClientSide ? '' : ' Please add your API key in the settings.'))
+        (synthesisShallWork ? 'Voice synthesis should be ready.' : 'There might be an issue with voice synthesis.')
+        // + (synthesis.isConfiguredServerSide ? '' : (synthesis.isConfiguredClientSide ? '' : ' Please add your API key in the settings.'))
       }
-      button={synthesis.mayWork ? undefined : (
-        <Button variant='outlined' onClick={handleConfigureElevenLabs} sx={{ mx: 1 }}>
+      button={synthesisShallWork ? undefined : (
+        <Button variant='outlined' onClick={handleConfigureVoice} sx={{ mx: 1 }}>
           Configure
         </Button>
       )}
-      hasIssue={!synthesis.mayWork}
+      hasIssue={!synthesisShallWork}
     />
 
     {/*<Typography>*/}
diff --git a/src/apps/call/Contacts.tsx b/src/apps/call/Contacts.tsx
index e1c27e3ea..35fbf0fd4 100644
--- a/src/apps/call/Contacts.tsx
+++ b/src/apps/call/Contacts.tsx
@@ -317,7 +317,7 @@ export function Contacts(props: { setCallIntent: (intent: AppCallIntent) => void
       issue={354}
       text='Call App: Support thread and compatibility matrix'
       note={<>
-        Voice input uses the HTML Web Speech API, and speech output requires an ElevenLabs API Key.
+        Voice input uses the HTML Web Speech API.
       </>}
       // note2='Please report any issues you encounter'
       sx={{
diff --git a/src/apps/call/Telephone.tsx b/src/apps/call/Telephone.tsx
index d9e1aef5e..dfed73e55 100644
--- a/src/apps/call/Telephone.tsx
+++ b/src/apps/call/Telephone.tsx
@@ -13,9 +13,9 @@ import { ScrollToBottomButton } from '~/common/scroll-to-bottom/ScrollToBottomBu
 import { useChatLLMDropdown } from '../chat/components/layout-bar/useLLMDropdown';
 
 import { SystemPurposeId, SystemPurposes } from '../../data';
-import { elevenLabsSpeakText } from '~/modules/elevenlabs/elevenlabs.client';
-import { AixChatGenerateContent_DMessageGuts, aixChatGenerateContent_DMessage_FromConversation } from '~/modules/aix/client/aix.client';
-import { useElevenLabsVoiceDropdown } from '~/modules/elevenlabs/useElevenLabsVoiceDropdown';
+
+import { aixChatGenerateContent_DMessage_FromConversation, AixChatGenerateContent_DMessageGuts } from '~/modules/aix/client/aix.client';
+import { speakText } from '~/modules/speex/speex.client';
 
 import type { OptimaBarControlMethods } from '~/common/layout/optima/bar/OptimaBarDropdown';
 import { AudioPlayer } from '~/common/util/audio/AudioPlayer';
@@ -43,18 +43,13 @@ import { useAppCallStore } from './state/store-app-call';
 function CallMenu(props: {
   pushToTalk: boolean,
   setPushToTalk: (pushToTalk: boolean) => void,
-  override: boolean,
-  setOverride: (overridePersonaVoice: boolean) => void,
 }) {
 
   // external state
   const { grayUI, toggleGrayUI } = useAppCallStore();
-  const { voicesDropdown } = useElevenLabsVoiceDropdown(false, !props.override);
 
   const handlePushToTalkToggle = () => props.setPushToTalk(!props.pushToTalk);
 
-  const handleChangeVoiceToggle = () => props.setOverride(!props.override);
-
   return <OptimaPanelGroupedList title='Call'>
 
     <MenuItem onClick={handlePushToTalkToggle}>
@@ -63,17 +58,6 @@ function CallMenu(props: {
       <Switch checked={props.pushToTalk} onChange={handlePushToTalkToggle} sx={{ ml: 'auto' }} />
     </MenuItem>
 
-    <MenuItem onClick={handleChangeVoiceToggle}>
-      <ListItemDecorator><PhVoice /></ListItemDecorator>
-      Change Voice
-      <Switch checked={props.override} onChange={handleChangeVoiceToggle} sx={{ ml: 'auto' }} />
-    </MenuItem>
-
-    <MenuItem>
-      <ListItemDecorator>{' '}</ListItemDecorator>
-      {voicesDropdown}
-    </MenuItem>
-
     <ListDivider />
 
     <MenuItem onClick={toggleGrayUI}>
@@ -98,7 +82,6 @@ export function Telephone(props: {
   const [avatarClickCount, setAvatarClickCount] = React.useState<number>(0);// const [micMuted, setMicMuted] = React.useState(false);
   const [callElapsedTime, setCallElapsedTime] = React.useState<string>('00:00');
   const [callMessages, setCallMessages] = React.useState<DMessage[]>([]);
-  const [overridePersonaVoice, setOverridePersonaVoice] = React.useState<boolean>(false);
   const [personaTextInterim, setPersonaTextInterim] = React.useState<string | null>(null);
   const [pushToTalk, setPushToTalk] = React.useState(true);
   const [stage, setStage] = React.useState<'ring' | 'declined' | 'connected' | 'ended'>('ring');
@@ -118,7 +101,7 @@ export function Telephone(props: {
   }));
   const persona = SystemPurposes[props.callIntent.personaId as SystemPurposeId] ?? undefined;
   const personaCallStarters = persona?.call?.starters ?? undefined;
-  const personaVoiceId = overridePersonaVoice ? undefined : (persona?.voices?.elevenLabs?.voiceId ?? undefined);
+  // const personaVoiceSelector = React.useMemo(() => personaGetVoiceSelector(persona), [persona]);
   const personaSystemMessage = persona?.systemMessage ?? undefined;
 
   // hooks and speech
@@ -165,7 +148,6 @@ export function Telephone(props: {
   };
 
   // [E] pickup -> seed message and call timer
-  // FIXME: Overriding the voice will reset the call - not a desired behavior
   React.useEffect(() => {
     if (!isConnected) return;
 
@@ -185,11 +167,14 @@ export function Telephone(props: {
 
     setCallMessages([createDMessageTextContent('assistant', firstMessage)]); // [state] set assistant:hello message
 
-    // fire/forget
-    void elevenLabsSpeakText(firstMessage, personaVoiceId, true, true);
+    // fire/forget - use 'fast' priority for real-time conversation
+    void speakText(firstMessage,
+      undefined,
+      { label: 'Call', priority: 'fast' },
+    );
 
     return () => clearInterval(interval);
-  }, [isConnected, personaCallStarters, personaVoiceId]);
+  }, [isConnected, personaCallStarters]);
 
   // [E] persona streaming response - upon new user message
   React.useEffect(() => {
@@ -270,9 +255,12 @@ export function Telephone(props: {
       fullMessage.generator = status.lastDMessage.generator;
       setCallMessages(messages => [...messages, fullMessage]); // [state] append assistant:call_response
 
-      // fire/forget
+      // fire/forget - use 'fast' priority for real-time conversation
       if (status.outcome === 'success' && finalText?.length >= 1)
-        void elevenLabsSpeakText(finalText, personaVoiceId, true, true);
+        void speakText(finalText,
+          undefined,
+          { label: 'Call', priority: 'fast' },
+        );
 
     }).catch((err: DOMException) => {
       if (err?.name !== 'AbortError') {
@@ -288,7 +276,7 @@ export function Telephone(props: {
       responseAbortController.current?.abort();
       responseAbortController.current = null;
     };
-  }, [isConnected, callMessages, modelId, personaVoiceId, personaSystemMessage, reMessages]);
+  }, [callMessages, isConnected, modelId, personaSystemMessage, reMessages]);
 
   // [E] Message interrupter
   const abortTrigger = isConnected && recognitionState.hasSpeech;
@@ -325,7 +313,6 @@ export function Telephone(props: {
     <OptimaPanelIn>
       <CallMenu
         pushToTalk={pushToTalk} setPushToTalk={setPushToTalk}
-        override={overridePersonaVoice} setOverride={setOverridePersonaVoice}
       />
     </OptimaPanelIn>