diff --git a/webrtc/examples/androidapp/res/values/strings.xml b/webrtc/examples/androidapp/res/values/strings.xml
index b3c55b4..951f65a 100644
--- a/webrtc/examples/androidapp/res/values/strings.xml
+++ b/webrtc/examples/androidapp/res/values/strings.xml
@@ -97,14 +97,14 @@
     <string name="pref_noaudioprocessing_dlg">Disable audio processing pipeline.</string>
     <string name="pref_noaudioprocessing_default">false</string>
 
+    <string name="pref_opensles_key">opensles_preference</string>
+    <string name="pref_opensles_title">Use OpenSL ES for audio playback.</string>
+    <string name="pref_opensles_dlg">Use OpenSL ES for audio playback.</string>
+    <string name="pref_opensles_default">false</string>
+
     <string name="pref_miscsettings_key">misc_settings_key</string>
     <string name="pref_miscsettings_title">Miscellaneous settings.</string>
 
-    <string name="pref_cpu_usage_detection_key">cpu_usage_detection</string>
-    <string name="pref_cpu_usage_detection_title">CPU overuse detection.</string>
-    <string name="pref_cpu_usage_detection_dlg">Adapt transmission to CPU status.</string>
-    <string name="pref_cpu_usage_detection_default" translatable="false">true</string>
-
     <string name="pref_room_server_url_key">room_server_url_preference</string>
     <string name="pref_room_server_url_title">Room server URL.</string>
     <string name="pref_room_server_url_dlg">Enter a room server URL.</string>
diff --git a/webrtc/examples/androidapp/res/xml/preferences.xml b/webrtc/examples/androidapp/res/xml/preferences.xml
index c580e0c..8c111e0d 100644
--- a/webrtc/examples/androidapp/res/xml/preferences.xml
+++ b/webrtc/examples/androidapp/res/xml/preferences.xml
@@ -94,18 +94,18 @@
             android:title="@string/pref_noaudioprocessing_title"
             android:dialogTitle="@string/pref_noaudioprocessing_dlg"
             android:defaultValue="@string/pref_noaudioprocessing_default" />
+
+        <CheckBoxPreference
+            android:key="@string/pref_opensles_key"
+            android:title="@string/pref_opensles_title"
+            android:dialogTitle="@string/pref_opensles_dlg"
+            android:defaultValue="@string/pref_opensles_default" />
     </PreferenceCategory>
 
     <PreferenceCategory
         android:key="@string/pref_miscsettings_key"
         android:title="@string/pref_miscsettings_title">
 
-        <CheckBoxPreference
-            android:key="@string/pref_cpu_usage_detection_key"
-            android:title="@string/pref_cpu_usage_detection_title"
-            android:dialogTitle="@string/pref_cpu_usage_detection_dlg"
-            android:defaultValue="@string/pref_cpu_usage_detection_default" />
-
         <EditTextPreference
             android:key="@string/pref_room_server_url_key"
             android:title="@string/pref_room_server_url_title"
diff --git a/webrtc/examples/androidapp/src/org/appspot/apprtc/CallActivity.java b/webrtc/examples/androidapp/src/org/appspot/apprtc/CallActivity.java
index 7bf4f68..06c491a 100644
--- a/webrtc/examples/androidapp/src/org/appspot/apprtc/CallActivity.java
+++ b/webrtc/examples/androidapp/src/org/appspot/apprtc/CallActivity.java
@@ -72,8 +72,8 @@
       "org.appspot.apprtc.AUDIOCODEC";
   public static final String EXTRA_NOAUDIOPROCESSING_ENABLED =
       "org.appspot.apprtc.NOAUDIOPROCESSING";
-  public static final String EXTRA_CPUOVERUSE_DETECTION =
-      "org.appspot.apprtc.CPUOVERUSE_DETECTION";
+  public static final String EXTRA_OPENSLES_ENABLED =
+      "org.appspot.apprtc.OPENSLES";
   public static final String EXTRA_DISPLAY_HUD =
       "org.appspot.apprtc.DISPLAY_HUD";
   public static final String EXTRA_CMDLINE =
@@ -223,7 +223,7 @@
         intent.getIntExtra(EXTRA_AUDIO_BITRATE, 0),
         intent.getStringExtra(EXTRA_AUDIOCODEC),
         intent.getBooleanExtra(EXTRA_NOAUDIOPROCESSING_ENABLED, false),
-        intent.getBooleanExtra(EXTRA_CPUOVERUSE_DETECTION, true));
+        intent.getBooleanExtra(EXTRA_OPENSLES_ENABLED, false));
     commandLineRun = intent.getBooleanExtra(EXTRA_CMDLINE, false);
     runTimeMs = intent.getIntExtra(EXTRA_RUNTIME, 0);
 
diff --git a/webrtc/examples/androidapp/src/org/appspot/apprtc/ConnectActivity.java b/webrtc/examples/androidapp/src/org/appspot/apprtc/ConnectActivity.java
index 0bdaebb..9bc0b45 100644
--- a/webrtc/examples/androidapp/src/org/appspot/apprtc/ConnectActivity.java
+++ b/webrtc/examples/androidapp/src/org/appspot/apprtc/ConnectActivity.java
@@ -66,7 +66,7 @@
   private String keyprefAudioCodec;
   private String keyprefHwCodecAcceleration;
   private String keyprefNoAudioProcessingPipeline;
-  private String keyprefCpuUsageDetection;
+  private String keyprefOpenSLES;
   private String keyprefDisplayHud;
   private String keyprefRoomServerUrl;
   private String keyprefRoom;
@@ -93,7 +93,7 @@
     keyprefAudioBitrateValue = getString(R.string.pref_startaudiobitratevalue_key);
     keyprefAudioCodec = getString(R.string.pref_audiocodec_key);
     keyprefNoAudioProcessingPipeline = getString(R.string.pref_noaudioprocessing_key);
-    keyprefCpuUsageDetection = getString(R.string.pref_cpu_usage_detection_key);
+    keyprefOpenSLES = getString(R.string.pref_opensles_key);
     keyprefDisplayHud = getString(R.string.pref_displayhud_key);
     keyprefRoomServerUrl = getString(R.string.pref_room_server_url_key);
     keyprefRoom = getString(R.string.pref_room_key);
@@ -258,6 +258,11 @@
         keyprefNoAudioProcessingPipeline,
         Boolean.valueOf(getString(R.string.pref_noaudioprocessing_default)));
 
+    // Check OpenSL ES enabled flag.
+    boolean useOpenSLES = sharedPref.getBoolean(
+        keyprefOpenSLES,
+        Boolean.valueOf(getString(R.string.pref_opensles_default)));
+
     // Get video resolution from settings.
     int videoWidth = 0;
     int videoHeight = 0;
@@ -313,12 +318,6 @@
       audioStartBitrate = Integer.parseInt(bitrateValue);
     }
 
-    // Test if CpuOveruseDetection should be disabled. By default is on.
-    boolean cpuOveruseDetection = sharedPref.getBoolean(
-        keyprefCpuUsageDetection,
-        Boolean.valueOf(
-            getString(R.string.pref_cpu_usage_detection_default)));
-
     // Check statistics display option.
     boolean displayHud = sharedPref.getBoolean(keyprefDisplayHud,
         Boolean.valueOf(getString(R.string.pref_displayhud_default)));
@@ -342,10 +341,9 @@
       intent.putExtra(CallActivity.EXTRA_HWCODEC_ENABLED, hwCodec);
       intent.putExtra(CallActivity.EXTRA_NOAUDIOPROCESSING_ENABLED,
           noAudioProcessing);
+      intent.putExtra(CallActivity.EXTRA_OPENSLES_ENABLED, useOpenSLES);
       intent.putExtra(CallActivity.EXTRA_AUDIO_BITRATE, audioStartBitrate);
       intent.putExtra(CallActivity.EXTRA_AUDIOCODEC, audioCodec);
-      intent.putExtra(CallActivity.EXTRA_CPUOVERUSE_DETECTION,
-          cpuOveruseDetection);
       intent.putExtra(CallActivity.EXTRA_DISPLAY_HUD, displayHud);
       intent.putExtra(CallActivity.EXTRA_CMDLINE, commandLineRun);
       intent.putExtra(CallActivity.EXTRA_RUNTIME, runTimeMs);
diff --git a/webrtc/examples/androidapp/src/org/appspot/apprtc/PeerConnectionClient.java b/webrtc/examples/androidapp/src/org/appspot/apprtc/PeerConnectionClient.java
index 8676301..3ad27d6 100644
--- a/webrtc/examples/androidapp/src/org/appspot/apprtc/PeerConnectionClient.java
+++ b/webrtc/examples/androidapp/src/org/appspot/apprtc/PeerConnectionClient.java
@@ -34,6 +34,7 @@
 import org.webrtc.VideoRenderer;
 import org.webrtc.VideoSource;
 import org.webrtc.VideoTrack;
+import org.webrtc.voiceengine.WebRtcAudioManager;
 
 import java.util.EnumSet;
 import java.util.LinkedList;
@@ -135,14 +136,14 @@
     public final int audioStartBitrate;
     public final String audioCodec;
     public final boolean noAudioProcessing;
-    public final boolean cpuOveruseDetection;
+    public final boolean useOpenSLES;
 
     public PeerConnectionParameters(
         boolean videoCallEnabled, boolean loopback,
         int videoWidth, int videoHeight, int videoFps, int videoStartBitrate,
         String videoCodec, boolean videoCodecHwAcceleration,
         int audioStartBitrate, String audioCodec,
-        boolean noAudioProcessing, boolean cpuOveruseDetection) {
+        boolean noAudioProcessing, boolean useOpenSLES) {
       this.videoCallEnabled = videoCallEnabled;
       this.loopback = loopback;
       this.videoWidth = videoWidth;
@@ -154,7 +155,7 @@
       this.audioStartBitrate = audioStartBitrate;
       this.audioCodec = audioCodec;
       this.noAudioProcessing = noAudioProcessing;
-      this.cpuOveruseDetection = cpuOveruseDetection;
+      this.useOpenSLES = useOpenSLES;
     }
   }
 
@@ -305,6 +306,14 @@
         && peerConnectionParameters.audioCodec.equals(AUDIO_CODEC_ISAC)) {
       preferIsac = true;
     }
+
+    // Enable/disable OpenSL ES playback.
+    if (!peerConnectionParameters.useOpenSLES) {
+      Log.d(TAG, "Disable OpenSL ES audio");
+      WebRtcAudioManager.setBlacklistDeviceForOpenSLESUsage(true /* enable */);
+    }
+
+    // Create peer connection factory.
     if (!PeerConnectionFactory.initializeAndroidGlobals(context, true, true,
         peerConnectionParameters.videoCodecHwAcceleration)) {
       events.onPeerConnectionError("Failed to initializeAndroidGlobals");
diff --git a/webrtc/examples/androidapp/src/org/appspot/apprtc/SettingsActivity.java b/webrtc/examples/androidapp/src/org/appspot/apprtc/SettingsActivity.java
index 9ad6e4d..f3cc770 100644
--- a/webrtc/examples/androidapp/src/org/appspot/apprtc/SettingsActivity.java
+++ b/webrtc/examples/androidapp/src/org/appspot/apprtc/SettingsActivity.java
@@ -35,8 +35,8 @@
   private String keyprefStartAudioBitrateValue;
   private String keyPrefAudioCodec;
   private String keyprefNoAudioProcessing;
+  private String keyprefOpenSLES;
 
-  private String keyprefCpuUsageDetection;
   private String keyPrefRoomServerUrl;
   private String keyPrefDisplayHud;
 
@@ -56,8 +56,8 @@
     keyprefStartAudioBitrateValue = getString(R.string.pref_startaudiobitratevalue_key);
     keyPrefAudioCodec = getString(R.string.pref_audiocodec_key);
     keyprefNoAudioProcessing = getString(R.string.pref_noaudioprocessing_key);
+    keyprefOpenSLES = getString(R.string.pref_opensles_key);
 
-    keyprefCpuUsageDetection = getString(R.string.pref_cpu_usage_detection_key);
     keyPrefRoomServerUrl = getString(R.string.pref_room_server_url_key);
     keyPrefDisplayHud = getString(R.string.pref_displayhud_key);
 
@@ -90,8 +90,8 @@
     setAudioBitrateEnable(sharedPreferences);
     updateSummary(sharedPreferences, keyPrefAudioCodec);
     updateSummaryB(sharedPreferences, keyprefNoAudioProcessing);
+    updateSummaryB(sharedPreferences, keyprefOpenSLES);
 
-    updateSummaryB(sharedPreferences, keyprefCpuUsageDetection);
     updateSummary(sharedPreferences, keyPrefRoomServerUrl);
     updateSummaryB(sharedPreferences, keyPrefDisplayHud);
   }
@@ -122,7 +122,7 @@
         || key.equals(keyprefCaptureQualitySlider)
         || key.equals(keyprefHwCodec)
         || key.equals(keyprefNoAudioProcessing)
-        || key.equals(keyprefCpuUsageDetection)
+        || key.equals(keyprefOpenSLES)
         || key.equals(keyPrefDisplayHud)) {
       updateSummaryB(sharedPreferences, key);
     }
diff --git a/webrtc/examples/androidtests/src/org/appspot/apprtc/test/PeerConnectionClientTest.java b/webrtc/examples/androidtests/src/org/appspot/apprtc/test/PeerConnectionClientTest.java
index 5a5034b..58ed28a 100644
--- a/webrtc/examples/androidtests/src/org/appspot/apprtc/test/PeerConnectionClientTest.java
+++ b/webrtc/examples/androidtests/src/org/appspot/apprtc/test/PeerConnectionClientTest.java
@@ -22,7 +22,6 @@
 import org.appspot.apprtc.util.LooperExecutor;
 import org.webrtc.EglBase;
 import org.webrtc.IceCandidate;
-import org.webrtc.MediaConstraints;
 import org.webrtc.PeerConnection;
 import org.webrtc.PeerConnectionFactory;
 import org.webrtc.SessionDescription;
@@ -252,7 +251,7 @@
         new PeerConnectionParameters(
             enableVideo, true, // videoCallEnabled, loopback.
             0, 0, 0, 0, videoCodec, true, // video codec parameters.
-            0, "OPUS", false, true); // audio codec parameters.
+            0, "OPUS", false, false); // audio codec parameters.
     return peerConnectionParameters;
   }