diff --git a/services/frontend/src/App.tsx b/services/frontend/src/App.tsx
index 8e8639b..53db327 100644
--- a/services/frontend/src/App.tsx
+++ b/services/frontend/src/App.tsx
@@ -228,6 +228,7 @@ export default function App() {
           voiceChannels={voice.voiceChannels}
           selectedGuild={selectedVoiceGuild}
           selectedChannel={uiState.selectedVoiceChannel || ""}
+          micLevel={0}
           status={voice.voiceStatus}
           voiceLoading={voice.loading}
           activeSpeakers={activeSpeakers}
diff --git a/services/frontend/src/features/live/hooks/useVoiceControl.ts b/services/frontend/src/features/live/hooks/useVoiceControl.ts
index f3728d5..c9fbcda 100644
--- a/services/frontend/src/features/live/hooks/useVoiceControl.ts
+++ b/services/frontend/src/features/live/hooks/useVoiceControl.ts
@@ -22,6 +22,7 @@ export function useVoiceControl() {
     activeGuildId: null,
     activeChannelId: null,
     activeChannelName: null,
+    connections: [],
   });
   const { loading, error, execute, clearError } = useAsyncAction();
 
diff --git a/services/frontend/src/shared/hooks/useAudioPlayback.ts b/services/frontend/src/shared/hooks/useAudioPlayback.ts
index 933398d..f13b615 100644
--- a/services/frontend/src/shared/hooks/useAudioPlayback.ts
+++ b/services/frontend/src/shared/hooks/useAudioPlayback.ts
@@ -1,5 +1,5 @@
 // ─── Audio playback hook — receives PCM from WebSocket and plays through Web Audio API ──
-import { useCallback, useEffect, useRef, useState } from "react";
+import { useCallback, useEffect, useRef, useState, type RefObject } from "react";
 import { createLogger } from "../lib/logger.js";
 
 const logger = createLogger("use-audio-playback");
@@ -17,7 +17,15 @@ const LEVEL_SHAPE = Array.from(
 /** Reverse lookup: userIdHash → userId, populated by handleIncomingBinary */
 const userIdHashToId = new Map<number, string>();
 
-export function useAudioPlayback() {
+export function useAudioPlayback(): {
+  isListening: boolean;
+  levels: number[];
+  handleIncomingPcm: (data: { userId: string; pcm: string }) => void;
+  handleIncomingBinary: (data: ArrayBuffer) => void;
+  registerUserId: (userId: string) => void;
+  toggleListening: () => Promise<void>;
+  audioContextRef: RefObject<AudioContext | null>;
+} {
   const [isListening, setIsListening] = useState(false);
   const [levels, setLevels] = useState<number[]>(
     Array.from({ length: LEVEL_COUNT }, () => 0.04),
diff --git a/services/frontend/src/shared/hooks/useAudioTransmit.ts b/services/frontend/src/shared/hooks/useAudioTransmit.ts
index 100eab0..5fada86 100644
--- a/services/frontend/src/shared/hooks/useAudioTransmit.ts
+++ b/services/frontend/src/shared/hooks/useAudioTransmit.ts
@@ -41,9 +41,20 @@ function sendWsCommand(
   return false;
 }
 
-export function useAudioTransmit(socketRef: {
-  readonly current: WebSocket | null;
-}) {
+export function useAudioTransmit(
+  socketRef: {
+    readonly current: WebSocket | null;
+  },
+): {
+  isStreaming: boolean;
+  micError: string | null;
+  micLevel: number;
+  toggle: () => Promise<void>;
+  stopTransmit: () => void;
+  startTransmit: () => Promise<void>;
+  stop: () => void;
+  start: () => Promise<void>;
+} {
   const [isStreaming, setIsStreaming] = useState(false);
   const [micError, setMicError] = useState<string | null>(null);
   const [micLevel, setMicLevel] = useState(0);