diff --git a/web-client/client.html b/web-client/client.html
index 6c5fdcc..86cb553 100644
--- a/web-client/client.html
+++ b/web-client/client.html
@@ -361,6 +361,7 @@
   let analyser = null;
   let source = null;
   let mediaStream = null;
+  let rmsTimeout = null;
 
   const canvas = document.getElementById('audioCanvas');
   const ctx = canvas.getContext('2d');
@@ -383,6 +384,8 @@
   const haStatusSpan = document.getElementById('haStatus');
   const liveVolSpan = document.getElementById('liveVol');
   const eventFeedDiv = document.getElementById('eventFeed');
+  const rmsFill = document.getElementById('rmsFill');
+  const rmsValue = document.getElementById('rmsValue');
 
   function addEventToLog(message, type = 'info') {
     const time = new Date().toLocaleTimeString('ru-RU', {hour:'2-digit', minute:'2-digit', second:'2-digit'});
@@ -416,6 +419,20 @@
     }
   }
 
+  // Update RMS meter
+  function updateRmsMeter(level) {
+    const percent = Math.min(100, Math.max(0, level * 100));
+    rmsFill.style.width = percent + '%';
+    rmsValue.textContent = level.toFixed(2);
+
+    // Reset after 1 second of no audio
+    clearTimeout(rmsTimeout);
+    rmsTimeout = setTimeout(() => {
+      rmsFill.style.width = '0%';
+      rmsValue.textContent = '0.00';
+    }, 1000);
+  }
+
   function sendCommand(command, payload = {}) {
     if(!ws || ws.readyState !== WebSocket.OPEN) {
       addEventToLog(`❌ Не удалось отправить: ${command} — нет соединения`);