diff --git a/libguh/interfaces/extendedvolumecontroller.json b/libguh/interfaces/extendedvolumecontroller.json
new file mode 100644
index 00000000..59294ba9
--- /dev/null
+++ b/libguh/interfaces/extendedvolumecontroller.json
@@ -0,0 +1,17 @@
+{
+    "extends": "media",
+    "states": [
+        {
+            "name": "mute",
+            "type": "bool",
+            "writable": true
+        },
+        {
+            "name": "volume",
+            "type": "int",
+            "minValue": 0,
+            "maxValue": 100,
+            "writable": true
+        }
+    ]
+}
diff --git a/libguh/interfaces/interfaces.qrc b/libguh/interfaces/interfaces.qrc
index 7bae56df..e0ac6c81 100644
--- a/libguh/interfaces/interfaces.qrc
+++ b/libguh/interfaces/interfaces.qrc
@@ -9,5 +9,9 @@
         <file>gateway.json</file>
         <file>notifications.json</file>
         <file>weather.json</file>
+        <file>volumecontroller.json</file>
+        <file>extendedvolumecontroller.json</file>
+        <file>mediametadataprovider.json</file>
+        <file>mediaplayer.json</file>
     </qresource>
 </RCC>
diff --git a/libguh/interfaces/mediametadataprovider.json b/libguh/interfaces/mediametadataprovider.json
new file mode 100644
index 00000000..465359bf
--- /dev/null
+++ b/libguh/interfaces/mediametadataprovider.json
@@ -0,0 +1,21 @@
+{
+    "extends": "media",
+    "states": [
+        {
+            "name": "artist",
+            "type": "string"
+        },
+        {
+            "name": "album",
+            "type": "string"
+        },
+        {
+            "name": "title",
+            "type": "string"
+        },
+        {
+            "name": "artwork",
+            "type": "string"
+        }
+    ]
+}
diff --git a/libguh/interfaces/mediaplayer.json b/libguh/interfaces/mediaplayer.json
new file mode 100644
index 00000000..1764c214
--- /dev/null
+++ b/libguh/interfaces/mediaplayer.json
@@ -0,0 +1,16 @@
+{
+    "extends": "media",
+    "states": [
+        {
+            "name": "playbackStatus",
+            "type": "string",
+            "allowedValues": ["Playing", "Paused", "Stopped"],
+            "writable": true
+        },
+        {
+            "name": "playerType",
+            "type": "string",
+            "allowedValues": ["audio", "video"]
+        }
+    ]
+}
diff --git a/libguh/interfaces/volumecontroller.json b/libguh/interfaces/volumecontroller.json
new file mode 100644
index 00000000..c90fb524
--- /dev/null
+++ b/libguh/interfaces/volumecontroller.json
@@ -0,0 +1,33 @@
+{
+    "extends": "media",
+    "actions": [
+        {
+            "name": "increaseVolume",
+            "params": [
+                {
+                    "name": "step",
+                    "type": "int"
+                }
+            ]
+        },
+        {
+            "name": "decreaseVolume",
+            "params": [
+                {
+                    "name": "step",
+                    "type": "int"
+                }
+            ]
+        },
+        {
+            "name": "setMute",
+            "params": [
+                {
+                    "name": "mute",
+                    "type": "bool"
+                }
+
+            ]
+        }
+    ]
+}