diff --git a/homeassistant/components/siren/__init__.py b/homeassistant/components/siren/__init__.py
index e5e03088a49..68770daf835 100644
--- a/homeassistant/components/siren/__init__.py
+++ b/homeassistant/components/siren/__init__.py
@@ -63,11 +63,10 @@ def process_turn_on_params(
 
     if not supported_features & SUPPORT_TONES:
         params.pop(ATTR_TONE, None)
-    elif ATTR_TONE in params and (
-        not siren.available_tones
-        or (tone := params[ATTR_TONE]) not in siren.available_tones
+    elif (tone := params.get(ATTR_TONE)) is not None and (
+        not siren.available_tones or tone not in siren.available_tones
     ):
-        raise ValueError(f"Tone {tone} is not a valid tone for this device")
+        raise ValueError(f"Invalid tone received for entity {siren.entity_id}: {tone}")
 
     if not supported_features & SUPPORT_DURATION:
         params.pop(ATTR_DURATION, None)
diff --git a/tests/components/siren/test_init.py b/tests/components/siren/test_init.py
index e3b8bded6c8..6f90b8a9fcd 100644
--- a/tests/components/siren/test_init.py
+++ b/tests/components/siren/test_init.py
@@ -9,10 +9,9 @@ class MockSirenEntity(SirenEntity):
 
     _attr_is_on = True
 
-    @property
-    def supported_features(self) -> int:
-        """Return the list of supported features."""
-        return 0
+    def __init__(self, supported_features: int = 0) -> None:
+        """Initialize mock siren entity."""
+        self._attr_supported_features = supported_features
 
 
 async def test_sync_turn_on(hass):