diff --git a/src/app/web-live/page.tsx b/src/app/web-live/page.tsx
index 2ae6552..1a9dceb 100644
--- a/src/app/web-live/page.tsx
+++ b/src/app/web-live/page.tsx
@@ -3,6 +3,8 @@
 import { AlertTriangle,Radio } from 'lucide-react';
 import { useEffect, useRef, useState } from 'react';
 
+import { useWebLiveSync } from '@/hooks/useWebLiveSync';
+
 import PageLayout from '@/components/PageLayout';
 
 let Artplayer: any = null;
@@ -27,6 +29,22 @@ export default function WebLivePage() {
   const [selectedPlatform, setSelectedPlatform] = useState<string | null>(null);
   const [isWebLiveEnabled, setIsWebLiveEnabled] = useState<boolean | null>(null);
 
+  // 观影室同步功能
+  const webLiveSync = useWebLiveSync({
+    currentSourceKey: currentSource?.key || '',
+    currentSourceName: currentSource?.name || '',
+    currentSourcePlatform: currentSource?.platform || '',
+    currentSourceRoomId: currentSource?.roomId || '',
+    onSourceChange: (sourceKey, platform, roomId) => {
+      // 房员接收到直播源切换指令
+      if (!sources || !Array.isArray(sources)) return;
+      const source = sources.find(s => s.key === sourceKey);
+      if (source) {
+        handleSourceClick(source);
+      }
+    },
+  });
+
   useEffect(() => {
     const meta = document.createElement('meta');
     meta.name = 'referrer';
@@ -419,7 +437,7 @@ export default function WebLivePage() {
               </div>
 
               {/* 外部播放器按钮 */}
-              {currentSource && (
+              {currentSource && !webLiveSync.isInRoom && (
                 <div className='mt-3 px-2 lg:flex-shrink-0 flex justify-end'>
                   <div className='bg-white/50 dark:bg-gray-800/50 backdrop-blur-sm rounded-lg p-2 border border-gray-200/50 dark:border-gray-700/50 w-full lg:w-auto overflow-x-auto'>
                     <div className='flex gap-1.5 justify-end lg:flex-wrap items-center'>
@@ -653,7 +671,8 @@ export default function WebLivePage() {
                           <button
                             key={source.key}
                             onClick={() => handleSourceClick(source)}
-                            className={`w-full p-3 rounded-lg text-left transition-all duration-200 ${isActive ? 'bg-green-100 dark:bg-green-900/30 border border-green-300 dark:border-green-700' : 'hover:bg-gray-100 dark:hover:bg-gray-700'}`}
+                            disabled={webLiveSync.shouldDisableControls}
+                            className={`w-full p-3 rounded-lg text-left transition-all duration-200 ${isActive ? 'bg-green-100 dark:bg-green-900/30 border border-green-300 dark:border-green-700' : 'hover:bg-gray-100 dark:hover:bg-gray-700'} ${webLiveSync.shouldDisableControls ? 'opacity-50 cursor-not-allowed' : ''}`}
                           >
                             <div className='flex items-center gap-3'>
                               <div className='w-10 h-10 bg-gray-300 dark:bg-gray-700 rounded-lg flex items-center justify-center flex-shrink-0'>
@@ -688,7 +707,8 @@ export default function WebLivePage() {
                           <button
                             key={platform}
                             onClick={() => handlePlatformClick(platform)}
-                            className='w-full flex items-start gap-3 px-2 py-3 rounded-lg bg-gray-200/50 dark:bg-white/10 hover:bg-gray-300/50 dark:hover:bg-white/20 transition-all duration-200 cursor-pointer'
+                            disabled={webLiveSync.shouldDisableControls}
+                            className={`w-full flex items-start gap-3 px-2 py-3 rounded-lg bg-gray-200/50 dark:bg-white/10 hover:bg-gray-300/50 dark:hover:bg-white/20 transition-all duration-200 cursor-pointer ${webLiveSync.shouldDisableControls ? 'opacity-50 cursor-not-allowed' : ''}`}
                           >
                             <div className='w-12 h-12 bg-gray-200 dark:bg-gray-600 rounded-lg flex items-center justify-center flex-shrink-0 overflow-hidden'>
                               {platform === 'huya' ? (
diff --git a/src/hooks/useWebLiveSync.ts b/src/hooks/useWebLiveSync.ts
new file mode 100644
index 0000000..142c780
--- /dev/null
+++ b/src/hooks/useWebLiveSync.ts
@@ -0,0 +1,104 @@
+// React Hook for Web Live Page Synchronization
+'use client';
+
+import { useCallback, useEffect, useRef } from 'react';
+
+import { useWatchRoomContextSafe } from '@/components/WatchRoomProvider';
+
+import type { LiveState } from '@/types/watch-room';
+
+interface UseWebLiveSyncOptions {
+  currentSourceKey: string;
+  currentSourceName: string;
+  currentSourcePlatform: string;
+  currentSourceRoomId: string;
+  onSourceChange?: (sourceKey: string, platform: string, roomId: string) => void;
+}
+
+export function useWebLiveSync({
+  currentSourceKey,
+  currentSourceName,
+  currentSourcePlatform,
+  currentSourceRoomId,
+  onSourceChange,
+}: UseWebLiveSyncOptions) {
+  const watchRoom = useWatchRoomContextSafe();
+  const syncingRef = useRef(false); // 防止循环同步
+
+  // 检查是否在房间内
+  const isInRoom = !!(watchRoom && watchRoom.currentRoom);
+  const isOwner = watchRoom?.isOwner || false;
+  const currentRoom = watchRoom?.currentRoom;
+  const socket = watchRoom?.socket;
+
+  // 房主：广播直播源切换
+  const broadcastSourceChange = useCallback(() => {
+    if (!isOwner || !socket || syncingRef.current || !watchRoom) return;
+
+    if (!currentSourceKey || !currentSourceName || !currentSourcePlatform || !currentSourceRoomId) return;
+
+    // 使用 channelId 存储 sourceKey，channelUrl 存储 platform:roomId
+    const state: LiveState = {
+      type: 'live',
+      channelId: currentSourceKey,
+      channelName: currentSourceName,
+      channelUrl: `${currentSourcePlatform}:${currentSourceRoomId}`,
+    };
+
+    console.log('[WebLiveSync] Broadcasting source change:', state);
+    watchRoom.changeLiveChannel(state);
+  }, [isOwner, socket, currentSourceKey, currentSourceName, currentSourcePlatform, currentSourceRoomId, watchRoom]);
+
+  // 房员：接收并同步房主的直播源切换
+  useEffect(() => {
+    if (!socket || !currentRoom || isOwner || !isInRoom) return;
+
+    const handleLiveChange = (state: LiveState) => {
+      if (syncingRef.current) return;
+
+      console.log('[WebLiveSync] Received source change:', state);
+      syncingRef.current = true;
+
+      try {
+        // 解析 channelUrl 获取 platform 和 roomId
+        const [platform, roomId] = state.channelUrl.split(':');
+
+        // 调用回调函数来切换直播源
+        if (onSourceChange && platform && roomId) {
+          onSourceChange(state.channelId, platform, roomId);
+        }
+      } finally {
+        setTimeout(() => {
+          syncingRef.current = false;
+        }, 1000);
+      }
+    };
+
+    socket.on('live:change', handleLiveChange);
+
+    return () => {
+      socket.off('live:change', handleLiveChange);
+    };
+  }, [socket, currentRoom, isOwner, onSourceChange, isInRoom]);
+
+  // 房主：当直播源改变时自动广播
+  useEffect(() => {
+    if (!isOwner || !currentSourceKey || !isInRoom) return;
+
+    // 防止初始化时广播
+    if (syncingRef.current) return;
+
+    const timer = setTimeout(() => {
+      broadcastSourceChange();
+    }, 500); // 延迟广播，避免频繁触发
+
+    return () => clearTimeout(timer);
+  }, [isOwner, currentSourceKey, currentSourcePlatform, currentSourceRoomId, broadcastSourceChange, isInRoom]);
+
+  return {
+    isInRoom,
+    isOwner,
+    shouldDisableControls: isInRoom && !isOwner, // 房员禁用直播源切换
+    broadcastSourceChange, // 导出供手动调用
+  };
+}