diff --git a/homeassistant/components/media_player/denonavr.py b/homeassistant/components/media_player/denonavr.py
index ff0e4d907b1..2b2b9eb5c28 100644
--- a/homeassistant/components/media_player/denonavr.py
+++ b/homeassistant/components/media_player/denonavr.py
@@ -12,19 +12,19 @@ import voluptuous as vol
 from homeassistant.components.media_player import (
     SUPPORT_PAUSE, SUPPORT_NEXT_TRACK, SUPPORT_PREVIOUS_TRACK,
     SUPPORT_TURN_OFF, SUPPORT_VOLUME_MUTE, SUPPORT_VOLUME_STEP,
-    SUPPORT_SELECT_SOURCE, SUPPORT_PLAY_MEDIA, MEDIA_TYPE_CHANNEL,
-    MediaPlayerDevice, PLATFORM_SCHEMA, SUPPORT_TURN_ON,
-    MEDIA_TYPE_MUSIC, SUPPORT_VOLUME_SET, SUPPORT_PLAY)
+    SUPPORT_SELECT_SOURCE, SUPPORT_SELECT_SOUND_MODE,
+    SUPPORT_PLAY_MEDIA, MEDIA_TYPE_CHANNEL, MediaPlayerDevice,
+    PLATFORM_SCHEMA, SUPPORT_TURN_ON, MEDIA_TYPE_MUSIC,
+    SUPPORT_VOLUME_SET, SUPPORT_PLAY)
 from homeassistant.const import (
     CONF_HOST, STATE_OFF, STATE_PLAYING, STATE_PAUSED,
     CONF_NAME, STATE_ON, CONF_ZONE, CONF_TIMEOUT)
 import homeassistant.helpers.config_validation as cv
 
-REQUIREMENTS = ['denonavr==0.7.3']
+REQUIREMENTS = ['denonavr==0.7.4']
 
 _LOGGER = logging.getLogger(__name__)
 
-DEFAULT_NAME = None
 DEFAULT_SHOW_SOURCES = False
 DEFAULT_TIMEOUT = 2
 CONF_SHOW_ALL_SOURCES = 'show_all_sources'
@@ -33,6 +33,8 @@ CONF_VALID_ZONES = ['Zone2', 'Zone3']
 CONF_INVALID_ZONES_ERR = 'Invalid Zone (expected Zone2 or Zone3)'
 KEY_DENON_CACHE = 'denonavr_hosts'
 
+ATTR_SOUND_MODE_RAW = 'sound_mode_raw'
+
 SUPPORT_DENON = SUPPORT_VOLUME_STEP | SUPPORT_VOLUME_MUTE | \
     SUPPORT_TURN_ON | SUPPORT_TURN_OFF | \
     SUPPORT_SELECT_SOURCE | SUPPORT_VOLUME_SET
@@ -146,6 +148,20 @@ class DenonDevice(MediaPlayerDevice):
         self._frequency = self._receiver.frequency
         self._station = self._receiver.station
 
+        self._sound_mode_support = self._receiver.support_sound_mode
+        if self._sound_mode_support:
+            self._sound_mode = self._receiver.sound_mode
+            self._sound_mode_raw = self._receiver.sound_mode_raw
+            self._sound_mode_list = self._receiver.sound_mode_list
+        else:
+            self._sound_mode = None
+            self._sound_mode_raw = None
+            self._sound_mode_list = None
+
+        self._supported_features_base = SUPPORT_DENON
+        self._supported_features_base |= (self._sound_mode_support and
+                                          SUPPORT_SELECT_SOUND_MODE)
+
     def update(self):
         """Get the latest status information from device."""
         self._receiver.update()
@@ -163,6 +179,9 @@ class DenonDevice(MediaPlayerDevice):
         self._band = self._receiver.band
         self._frequency = self._receiver.frequency
         self._station = self._receiver.station
+        if self._sound_mode_support:
+            self._sound_mode = self._receiver.sound_mode
+            self._sound_mode_raw = self._receiver.sound_mode_raw
 
     @property
     def name(self):
@@ -196,12 +215,22 @@ class DenonDevice(MediaPlayerDevice):
         """Return a list of available input sources."""
         return self._source_list
 
+    @property
+    def sound_mode(self):
+        """Return the current matched sound mode."""
+        return self._sound_mode
+
+    @property
+    def sound_mode_list(self):
+        """Return a list of available sound modes."""
+        return self._sound_mode_list
+
     @property
     def supported_features(self):
         """Flag media player features that are supported."""
         if self._current_source in self._receiver.netaudio_func_list:
-            return SUPPORT_DENON | SUPPORT_MEDIA_MODES
-        return SUPPORT_DENON
+            return self._supported_features_base | SUPPORT_MEDIA_MODES
+        return self._supported_features_base
 
     @property
     def media_content_id(self):
@@ -275,6 +304,15 @@ class DenonDevice(MediaPlayerDevice):
         """Episode of current playing media, TV show only."""
         return None
 
+    @property
+    def device_state_attributes(self):
+        """Return device specific state attributes."""
+        attributes = {}
+        if (self._sound_mode_raw is not None and self._sound_mode_support and
+                self._power == 'ON'):
+            attributes[ATTR_SOUND_MODE_RAW] = self._sound_mode_raw
+        return attributes
+
     def media_play_pause(self):
         """Simulate play pause media player."""
         return self._receiver.toggle_play_pause()
@@ -291,6 +329,10 @@ class DenonDevice(MediaPlayerDevice):
         """Select input source."""
         return self._receiver.set_input_func(source)
 
+    def select_sound_mode(self, sound_mode):
+        """Select sound mode."""
+        return self._receiver.set_sound_mode(sound_mode)
+
     def turn_on(self):
         """Turn on media player."""
         if self._receiver.power_on():
diff --git a/requirements_all.txt b/requirements_all.txt
index c84f484cabd..42d5c84c868 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -260,7 +260,7 @@ defusedxml==0.5.0
 deluge-client==1.4.0
 
 # homeassistant.components.media_player.denonavr
-denonavr==0.7.3
+denonavr==0.7.4
 
 # homeassistant.components.media_player.directv
 directpy==0.5