diff --git a/frontend/scripts/main.js b/frontend/scripts/main.js
index d6a4a41..baef621 100644
--- a/frontend/scripts/main.js
+++ b/frontend/scripts/main.js
@@ -24,6 +24,13 @@ const InteractionMode = {
     TEXT: 'TEXT'
 };
 
+const WakeupType = {
+    VOICE: 'VOICE',
+    RADAR: 'RADAR',
+    INFRARED: 'INFRARED',
+    CAMERA: 'CAMERA'
+};
+
 const ConfigKey = {
     ENABLE_CAPTION: 'enableCaption',
     ENABLE_CHAT_BTN: 'enableChatBtn',
@@ -279,7 +286,7 @@ const eventListeners = {
 };
 
 let keepAliveTimer = null;
-const KEEP_ALIVE_INTERVAL = 30000;
+const KEEP_ALIVE_INTERVAL = 20000;
 
 function startKeepAlive() {
     if (keepAliveTimer) return;
@@ -643,7 +650,7 @@ function applyCaptionStyle() {
         hotIssuesEl.style.padding = `${elements.hotIssuesPadding.value}px`;
     }
 
-    logger.info('字幕样式已应用');
+    // logger.info('字幕样式已应用');
 }
 
 function updateSingleStyle(inputId) {