diff --git a/src/main/java/com/github/kaklakariada/fritzbox/model/homeautomation/Group.java b/src/main/java/com/github/kaklakariada/fritzbox/model/homeautomation/Group.java
index d55434c..e53d97b 100644
--- a/src/main/java/com/github/kaklakariada/fritzbox/model/homeautomation/Group.java
+++ b/src/main/java/com/github/kaklakariada/fritzbox/model/homeautomation/Group.java
@@ -24,6 +24,8 @@
 @Root(name = "group")
 public class Group {
 
+    @Attribute(name = "synchronized", required = false)
+    private String isSynchronized;
     @Attribute(name = "identifier")
     private String identifier;
     @Attribute(name = "id")
@@ -38,15 +40,23 @@ public class Group {
     private String productName;
     @Element(name = "present")
     private String present;
+    @Element(name = "txbusy", required = false)
+    private String txBusy;
     @Element(name = "name")
     private String name;
     @Element(name = "switch", required = false)
     private SwitchState switchState;
+    @Element(name = "simpleonoff", required = false)
+    private SimpleOnOffState simpleOnOff;
     @Element(name = "powermeter", required = false)
     private PowerMeter powerMeter;
     @Element(name = "groupinfo", required = false)
     private GroupInfo groupInfo;
 
+    public boolean isSynchronized() {
+        return "1".equals(isSynchronized);
+    }
+
     public String getId() {
         return id;
     }
@@ -71,6 +81,10 @@ public String getPresent() {
         return present;
     }
 
+    public boolean isTxBusy() {
+        return "1".equals(txBusy);
+    }
+
     public String getName() {
         return name;
     }
@@ -79,6 +93,10 @@ public SwitchState getSwitchState() {
         return switchState;
     }
 
+    public SimpleOnOffState getSimpleOnOff() {
+        return simpleOnOff;
+    }
+
     public PowerMeter getPowerMeter() {
         return powerMeter;
     }