diff --git a/media/base/fakemediaengine.h b/media/base/fakemediaengine.h
index b2ec124..3edda5e 100644
--- a/media/base/fakemediaengine.h
+++ b/media/base/fakemediaengine.h
@@ -739,8 +739,7 @@
   FakeVoiceEngine(
       webrtc::AudioDeviceModule* adm,
       const rtc::scoped_refptr<webrtc::AudioDecoderFactory>&
-          audio_decoder_factory)
-      : output_volume_(-1) {
+          audio_decoder_factory) {
     // Add a fake audio codec. Note that the name must not be "" as there are
     // sanity checks against that.
     codecs_.push_back(AudioCodec(101, "fake_audio_codec", 0, 0, 1));
@@ -773,15 +772,6 @@
   const std::vector<AudioCodec>& recv_codecs() { return codecs_; }
   void SetCodecs(const std::vector<AudioCodec>& codecs) { codecs_ = codecs; }
 
-  bool GetOutputVolume(int* level) {
-    *level = output_volume_;
-    return true;
-  }
-  bool SetOutputVolume(int level) {
-    output_volume_ = level;
-    return true;
-  }
-
   int GetInputLevel() { return 0; }
 
   bool StartAecDump(rtc::PlatformFile file, int64_t max_size_bytes) {
@@ -799,7 +789,6 @@
  private:
   std::vector<FakeVoiceMediaChannel*> channels_;
   std::vector<AudioCodec> codecs_;
-  int output_volume_;
 
   friend class FakeMediaEngine;
 };
@@ -893,7 +882,6 @@
     return video_.GetChannel(index);
   }
 
-  int output_volume() const { return voice_.output_volume_; }
   bool capture() const { return video_.capture_; }
   bool options_changed() const {
     return video_.options_changed_;
diff --git a/media/base/mediaengine.h b/media/base/mediaengine.h
index 9204fc1..0e2b7ef 100644
--- a/media/base/mediaengine.h
+++ b/media/base/mediaengine.h
@@ -72,12 +72,6 @@
       const MediaConfig& config,
       const VideoOptions& options) = 0;
 
-  // Device configuration
-  // Gets the current speaker volume, as a value between 0 and 255.
-  virtual bool GetOutputVolume(int* level) = 0;
-  // Sets the current speaker volume, as a value between 0 and 255.
-  virtual bool SetOutputVolume(int level) = 0;
-
   // Gets the current microphone level, as a value between 0 and 10.
   virtual int GetInputLevel() = 0;
 
@@ -154,13 +148,6 @@
     return video_.CreateChannel(call, config, options);
   }
 
-  virtual bool GetOutputVolume(int* level) {
-    return voice_.GetOutputVolume(level);
-  }
-  virtual bool SetOutputVolume(int level) {
-    return voice_.SetOutputVolume(level);
-  }
-
   virtual int GetInputLevel() {
     return voice_.GetInputLevel();
   }
diff --git a/media/engine/webrtcvoiceengine.cc b/media/engine/webrtcvoiceengine.cc
index 4d94d2d..9fbfd49 100644
--- a/media/engine/webrtcvoiceengine.cc
+++ b/media/engine/webrtcvoiceengine.cc
@@ -866,27 +866,6 @@
 #endif  // !WEBRTC_IOS
 }
 
-bool WebRtcVoiceEngine::GetOutputVolume(int* level) {
-  RTC_DCHECK(worker_thread_checker_.CalledOnValidThread());
-  unsigned int ulevel;
-  if (voe_wrapper_->volume()->GetSpeakerVolume(ulevel) == -1) {
-    LOG_RTCERR1(GetSpeakerVolume, level);
-    return false;
-  }
-  *level = ulevel;
-  return true;
-}
-
-bool WebRtcVoiceEngine::SetOutputVolume(int level) {
-  RTC_DCHECK(worker_thread_checker_.CalledOnValidThread());
-  RTC_DCHECK(level >= 0 && level <= 255);
-  if (voe_wrapper_->volume()->SetSpeakerVolume(level) == -1) {
-    LOG_RTCERR1(SetSpeakerVolume, level);
-    return false;
-  }
-  return true;
-}
-
 int WebRtcVoiceEngine::GetInputLevel() {
   RTC_DCHECK(worker_thread_checker_.CalledOnValidThread());
   unsigned int ulevel;
diff --git a/media/engine/webrtcvoiceengine.h b/media/engine/webrtcvoiceengine.h
index 71dd391..3b3f0f3 100644
--- a/media/engine/webrtcvoiceengine.h
+++ b/media/engine/webrtcvoiceengine.h
@@ -61,8 +61,6 @@
                                    const MediaConfig& config,
                                    const AudioOptions& options);
 
-  bool GetOutputVolume(int* level);
-  bool SetOutputVolume(int level);
   int GetInputLevel();
 
   const std::vector<AudioCodec>& send_codecs() const;
diff --git a/pc/channelmanager.cc b/pc/channelmanager.cc
index afac930..fba1040 100644
--- a/pc/channelmanager.cc
+++ b/pc/channelmanager.cc
@@ -32,8 +32,6 @@
 
 using rtc::Bind;
 
-static const int kNotSetOutputVolume = -1;
-
 static DataEngineInterface* ConstructDataEngine() {
 #ifdef HAVE_SCTP
   return new HybridDataEngine(new RtpDataEngine(), new SctpDataEngine());
@@ -64,7 +62,6 @@
   main_thread_ = rtc::Thread::Current();
   worker_thread_ = worker_thread;
   network_thread_ = network_thread;
-  audio_output_volume_ = kNotSetOutputVolume;
   capturing_ = false;
   enable_rtx_ = false;
 }
@@ -156,18 +153,6 @@
   initialized_ = worker_thread_->Invoke<bool>(
       RTC_FROM_HERE, Bind(&ChannelManager::InitMediaEngine_w, this));
   ASSERT(initialized_);
-  if (!initialized_) {
-    return false;
-  }
-
-  // If audio_output_volume_ has been set via SetOutputVolume(), set the
-  // audio output volume of the engine.
-  if (kNotSetOutputVolume != audio_output_volume_ &&
-      !SetOutputVolume(audio_output_volume_)) {
-    LOG(LS_WARNING) << "Failed to SetOutputVolume to "
-                    << audio_output_volume_;
-  }
-
   return initialized_;
 }
 
@@ -391,31 +376,6 @@
   delete data_channel;
 }
 
-bool ChannelManager::GetOutputVolume(int* level) {
-  if (!initialized_) {
-    return false;
-  }
-  return worker_thread_->Invoke<bool>(
-      RTC_FROM_HERE,
-      Bind(&MediaEngineInterface::GetOutputVolume, media_engine_.get(), level));
-}
-
-bool ChannelManager::SetOutputVolume(int level) {
-  bool ret = level >= 0 && level <= 255;
-  if (initialized_) {
-    ret &= worker_thread_->Invoke<bool>(
-        RTC_FROM_HERE, Bind(&MediaEngineInterface::SetOutputVolume,
-                            media_engine_.get(), level));
-  }
-
-  if (ret) {
-    audio_output_volume_ = level;
-  }
-
-  return ret;
-}
-
-
 bool ChannelManager::StartAecDump(rtc::PlatformFile file,
                                   int64_t max_size_bytes) {
   return worker_thread_->Invoke<bool>(
diff --git a/pc/channelmanager.h b/pc/channelmanager.h
index 16adf87..34188e6 100644
--- a/pc/channelmanager.h
+++ b/pc/channelmanager.h
@@ -121,8 +121,6 @@
     return (!voice_channels_.empty() || !video_channels_.empty());
   }
 
-  bool GetOutputVolume(int* level);
-  bool SetOutputVolume(int level);
   // RTX will be enabled/disabled in engines that support it. The supporting
   // engines will start offering an RTX codec. Must be called before Init().
   bool SetVideoRtxEnabled(bool enable);
@@ -192,7 +190,6 @@
   VideoChannels video_channels_;
   DataChannels data_channels_;
 
-  int audio_output_volume_;
   bool enable_rtx_;
 
   bool capturing_;
diff --git a/pc/channelmanager_unittest.cc b/pc/channelmanager_unittest.cc
index e5e7b4f..e4e243c 100644
--- a/pc/channelmanager_unittest.cc
+++ b/pc/channelmanager_unittest.cc
@@ -169,41 +169,6 @@
   cm_->Terminate();
 }
 
-TEST_F(ChannelManagerTest, GetSetOutputVolumeBeforeInit) {
-  int level;
-  // Before init, SetOutputVolume() remembers the volume but does not change the
-  // volume of the engine. GetOutputVolume() should fail.
-  EXPECT_EQ(-1, fme_->output_volume());
-  EXPECT_FALSE(cm_->GetOutputVolume(&level));
-  EXPECT_FALSE(cm_->SetOutputVolume(-1));  // Invalid volume.
-  EXPECT_TRUE(cm_->SetOutputVolume(99));
-  EXPECT_EQ(-1, fme_->output_volume());
-
-  // Init() will apply the remembered volume.
-  EXPECT_TRUE(cm_->Init());
-  EXPECT_TRUE(cm_->GetOutputVolume(&level));
-  EXPECT_EQ(99, level);
-  EXPECT_EQ(level, fme_->output_volume());
-
-  EXPECT_TRUE(cm_->SetOutputVolume(60));
-  EXPECT_TRUE(cm_->GetOutputVolume(&level));
-  EXPECT_EQ(60, level);
-  EXPECT_EQ(level, fme_->output_volume());
-}
-
-TEST_F(ChannelManagerTest, GetSetOutputVolume) {
-  int level;
-  EXPECT_TRUE(cm_->Init());
-  EXPECT_TRUE(cm_->GetOutputVolume(&level));
-  EXPECT_EQ(level, fme_->output_volume());
-
-  EXPECT_FALSE(cm_->SetOutputVolume(-1));  // Invalid volume.
-  EXPECT_TRUE(cm_->SetOutputVolume(60));
-  EXPECT_EQ(60, fme_->output_volume());
-  EXPECT_TRUE(cm_->GetOutputVolume(&level));
-  EXPECT_EQ(60, level);
-}
-
 TEST_F(ChannelManagerTest, SetVideoRtxEnabled) {
   std::vector<VideoCodec> codecs;
   const VideoCodec rtx_codec(96, "rtx", 0, 0, 0);