diff --git a/bridge/aria_bridge.py b/bridge/aria_bridge.py
index 20cc7f9..def17b6 100644
--- a/bridge/aria_bridge.py
+++ b/bridge/aria_bridge.py
@@ -497,7 +497,9 @@ class ARIABridge:
         # Audio-Hardware pruefen (fuer lokales Mikro/Lautsprecher)
         self.audio_available = False
         try:
-            sd.query_devices()
+            devices = sd.query_devices()
+            # Pruefen ob ein Output-Device existiert
+            sd.query_devices(kind='output')
             self.audio_available = True
             logger.info("Audio-Geraet gefunden — Wake-Word und lokale TTS aktiv")
             self.stt_engine.initialize()