diff --git a/applet/contents/ui/ListItemBase.qml b/applet/contents/ui/ListItemBase.qml
--- a/applet/contents/ui/ListItemBase.qml
+++ b/applet/contents/ui/ListItemBase.qml
@@ -286,6 +286,9 @@
                     var port = PulseObject.ports[i];
                     var menuItem = newMenuItem();
                     menuItem.text = port.description;
+                    if (port.availability == Port.Unavailable) {
+                        menuItem.text += i18nc("Port (headphones, speakers, ...) is unavailable", " (unavailable)");
+                    }
                     menuItem.enabled = isMultiplePorts;
                     menuItem.checkable = true;
                     menuItem.checked = i === PulseObject.activePortIndex;
diff --git a/src/kcm/package/contents/ui/DeviceListItem.qml b/src/kcm/package/contents/ui/DeviceListItem.qml
--- a/src/kcm/package/contents/ui/DeviceListItem.qml
+++ b/src/kcm/package/contents/ui/DeviceListItem.qml
@@ -24,6 +24,8 @@
 
 import org.kde.kquickcontrolsaddons 2.0
 
+import org.kde.plasma.private.volume 0.1
+
 ColumnLayout {
     id: delegate
     width: parent.width
@@ -73,12 +75,26 @@
 
             ComboBox {
                 id: portbox
+                readonly property var ports: Ports
                 Layout.fillWidth: true
-                model: Ports
                 onModelChanged: currentIndex = ActivePortIndex
-                textRole: "description"
                 currentIndex: ActivePortIndex
                 onActivated: ActivePortIndex = index
+
+                model: ListModel {
+                    id: portModel
+                }
+
+                onPortsChanged: {
+                    portModel.clear();
+                    for (var i = 0; i < ports.length; ++i) {
+                        var t = ports[i].description;
+                        if (ports[i].availability == Port.Unavailable) {
+                            t += i18nc("Port (headphones, speakers, ...) is unavailable", " (unavailable)");
+                        }
+                        portModel.append({text: t});
+                    }
+                }
             }
         }