diff --git a/example/index.html b/example/index.html
index 1be1213..7a7b7d4 100644
--- a/example/index.html
+++ b/example/index.html
@@ -12,7 +12,7 @@
  window.onload = function() {
    var socketURL = 'ws://localhost:8080';
    var player = new PCMPlayer({
-        encoding: '32bitFloat',
+        encoding: '16bitInt',
         channels: 2,
         sampleRate: 8000,
         flushingTime: 2000
diff --git a/example/server/server.js b/example/server/server.js
index 14ab641..73ee887 100644
--- a/example/server/server.js
+++ b/example/server/server.js
@@ -1,11 +1,12 @@
 const WebSocket = require('ws');
 const fs = require('fs');
 
-const pcm_file = './32bit (float)-8000.raw';
+const pcm_file = './16bit-8000.raw';
 let interval = 0,
     sampleRate = 8000,
+    bytePerSample = 2,
     channels = 2,
-    bytesChunk = (sampleRate * channels),
+    bytesChunk = (sampleRate * bytePerSample * channels),
     offset = 0,
     pcmData,
     wss;