diff --git a/soco/core.py b/soco/core.py
index ef30af0a0..75a90176c 100755
--- a/soco/core.py
+++ b/soco/core.py
@@ -197,6 +197,7 @@ class SoCo(_SocoSingletonBase):
         balance
         night_mode
         dialog_mode
+        trueplay
         status_light
 
     ..  rubric:: Playlists and Favorites
@@ -954,6 +955,45 @@ def dialog_mode(self, dialog_mode):
             ]
         )
 
+    @property
+    def trueplay(self):
+        """bool: Whether Trueplay is enabled on this device.
+        True if on, False if off.
+
+        Devices that do not support Trueplay, or which do not have
+        a current Trueplay calibration, will raise a `NotSupportedException`
+        both when getting and setting the property..
+        """
+        response = self.renderingControl.GetRoomCalibrationStatus([("InstanceID", 0)])
+        if response["RoomCalibrationAvailable"] == "0":
+            raise NotSupportedException
+        return response["RoomCalibrationEnabled"] == "1"
+
+    @trueplay.setter
+    def trueplay(self, trueplay):
+        """Switch on/off the device's TruePlay setting. Only available to
+        Sonos speakers, not the Connect, Amp, etc., and only available to
+        speakers that have a current Trueplay calibration.
+
+        :param trueplay: Enable or disable Trueplay.
+        :type trueplay: bool
+        :raises NotSupportedException: If the device does not support
+        Trueplay or doesn't have a current calibration.
+        """
+        if not int(
+            self.renderingControl.GetRoomCalibrationStatus([("InstanceID", 0)])[
+                "RoomCalibrationAvailable"
+            ]
+        ):
+            raise NotSupportedException
+        trueplay_value = "1" if trueplay else "0"
+        self.renderingControl.SetRoomCalibrationStatus(
+            [
+                ("InstanceID", 0),
+                ("RoomCalibrationEnabled", trueplay_value),
+            ]
+        )
+
     def _parse_zone_group_state(self):
         """The Zone Group State contains a lot of useful information.
 
diff --git a/tests/test_core.py b/tests/test_core.py
index 9a1c1a09c..778fe8010 100644
--- a/tests/test_core.py
+++ b/tests/test_core.py
@@ -6,7 +6,7 @@
 
 from soco import SoCo
 from soco.data_structures import DidlMusicTrack, to_didl_string
-from soco.exceptions import SoCoSlaveException, SoCoUPnPException
+from soco.exceptions import SoCoSlaveException, SoCoUPnPException, NotSupportedException
 from soco.groups import ZoneGroup
 from soco.xml import XML
 
@@ -1148,6 +1148,31 @@ def test_soco_loudness(self, moco):
             [("InstanceID", 0), ("Channel", "Master"), ("DesiredLoudness", "0")]
         )
 
+    def test_soco_trueplay(self, moco):
+        moco.renderingControl.GetRoomCalibrationStatus.return_value = {
+            "RoomCalibrationAvailable": "1",
+            "RoomCalibrationEnabled": "1",
+        }
+        assert moco.trueplay
+        moco.renderingControl.GetRoomCalibrationStatus.assert_called_once_with(
+            [("InstanceID", 0)]
+        )
+        moco.trueplay = False
+        moco.renderingControl.GetRoomCalibrationStatus.assert_called_with(
+            [("InstanceID", 0)]
+        )
+        moco.renderingControl.SetRoomCalibrationStatus.assert_called_once_with(
+            [("InstanceID", 0), ("RoomCalibrationEnabled", "0")]
+        )
+        moco.renderingControl.GetRoomCalibrationStatus.return_value = {
+            "RoomCalibrationAvailable": "0",
+            "RoomCalibrationEnabled": "0",
+        }
+        with pytest.raises(NotSupportedException):
+            assert not moco.trueplay
+        with pytest.raises(NotSupportedException):
+            moco.trueplay = True
+
     def test_soco_balance(self, moco):
         # GetVolume is called twice, once for each of the left
         # and right channels