diff --git a/custom_components/whatsapp_bridge_integration/sensor.py b/custom_components/whatsapp_bridge_integration/sensor.py
index b46c6c1..c7bf63f 100644
--- a/custom_components/whatsapp_bridge_integration/sensor.py
+++ b/custom_components/whatsapp_bridge_integration/sensor.py
@@ -1,22 +1,44 @@
 from homeassistant.components.sensor import SensorEntity
-from .const import DOMAIN, CONF_ACCOUNT_NAME
+from .const import DOMAIN
 
 async def async_setup_entry(hass, entry, async_add_entities):
-    """Add a sensor for each WhatsApp account."""
-    async_add_entities([WhatsAppAccountEntity(entry)], True)
+    """Add sensors for WhatsApp accounts and a global broadcast sensor."""
+    entities = [WhatsAppAccountEntity(entry)]
+    
+    # Wir prüfen, ob die Broadcast-Entität schon existiert
+    # Falls nicht, legen wir sie einmalig an
+    if not hass.data[DOMAIN].get("broadcast_registered"):
+        entities.append(WhatsAppBroadcastEntity())
+        hass.data[DOMAIN]["broadcast_registered"] = True
+        
+    async_add_entities(entities, True)
 
 class WhatsAppAccountEntity(SensorEntity):
-    """Representation of a WhatsApp Account as an entity."""
+    """Individual Account (e.g., Rene, Work)."""
     def __init__(self, entry):
         self._entry = entry
         self._attr_name = f"WhatsApp {entry.title}"
         self._attr_unique_id = f"{entry.entry_id}_status"
         self._attr_icon = "mdi:whatsapp"
-        # Wir speichern die Nummer in den Attributen, damit der Service sie findet
         self._attr_extra_state_attributes = {
-            "phone_number": entry.data.get("phone_number")
+            "phone_number": entry.data.get("phone_number"),
+            "is_broadcast": False
         }
 
     @property
     def state(self):
-        return "Ready"
\ No newline at end of file
+        return "Ready"
+
+class WhatsAppBroadcastEntity(SensorEntity):
+    """Virtual 'All Accounts' Entity."""
+    def __init__(self):
+        self._attr_name = "WhatsApp Broadcast (All)"
+        self._attr_unique_id = "whatsapp_bridge_broadcast_all"
+        self._attr_icon = "mdi:whatsapp-arrow-up"
+        self._attr_extra_state_attributes = {
+            "is_broadcast": True
+        }
+
+    @property
+    def state(self):
+        return "Global"
\ No newline at end of file