diff --git a/homeassistant/components/doorbird/button.py b/homeassistant/components/doorbird/button.py
index 6e162599e36..ad1356023fc 100644
--- a/homeassistant/components/doorbird/button.py
+++ b/homeassistant/components/doorbird/button.py
@@ -81,7 +81,6 @@ class DoorBirdButton(DoorBirdEntity, ButtonEntity):
     ) -> None:
         """Initialize a relay in a DoorBird device."""
         super().__init__(doorstation, doorstation_info)
-        self._doorstation = doorstation
         self._relay = relay
         self.entity_description = entity_description
 
diff --git a/homeassistant/components/doorbird/camera.py b/homeassistant/components/doorbird/camera.py
index 1da7ab9a059..eb143b0f2dc 100644
--- a/homeassistant/components/doorbird/camera.py
+++ b/homeassistant/components/doorbird/camera.py
@@ -87,40 +87,25 @@ class DoorBirdCamera(DoorBirdEntity, Camera):
         camera_id,
         name,
         doorstation_events,
-        interval=None,
+        interval,
         stream_url=None,
-    ):
+    ) -> None:
         """Initialize the camera on a DoorBird device."""
         super().__init__(doorstation, doorstation_info)
         self._url = url
         self._stream_url = stream_url
-        self._name = name
-        self._last_image = None
-        self._supported_features = SUPPORT_STREAM if self._stream_url else 0
-        self._interval = interval or datetime.timedelta
+        self._attr_name = name
+        self._last_image: bytes | None = None
+        self._attr_supported_features = SUPPORT_STREAM if self._stream_url else 0
+        self._interval = interval
         self._last_update = datetime.datetime.min
-        self._unique_id = f"{self._mac_addr}_{camera_id}"
+        self._attr_unique_id = f"{self._mac_addr}_{camera_id}"
         self._doorstation_events = doorstation_events
 
     async def stream_source(self):
         """Return the stream source."""
         return self._stream_url
 
-    @property
-    def unique_id(self):
-        """Camera Unique id."""
-        return self._unique_id
-
-    @property
-    def supported_features(self):
-        """Return supported features."""
-        return self._supported_features
-
-    @property
-    def name(self):
-        """Get the name of the camera."""
-        return self._name
-
     async def async_camera_image(
         self, width: int | None = None, height: int | None = None
     ) -> bytes | None:
@@ -139,11 +124,11 @@ class DoorBirdCamera(DoorBirdEntity, Camera):
             self._last_update = now
             return self._last_image
         except asyncio.TimeoutError:
-            _LOGGER.error("DoorBird %s: Camera image timed out", self._name)
+            _LOGGER.error("DoorBird %s: Camera image timed out", self.name)
             return self._last_image
         except aiohttp.ClientError as error:
             _LOGGER.error(
-                "DoorBird %s: Error getting camera image: %s", self._name, error
+                "DoorBird %s: Error getting camera image: %s", self.name, error
             )
             return self._last_image
 
diff --git a/homeassistant/components/doorbird/entity.py b/homeassistant/components/doorbird/entity.py
index 2cf97aa4b57..4247015a3b0 100644
--- a/homeassistant/components/doorbird/entity.py
+++ b/homeassistant/components/doorbird/entity.py
@@ -18,20 +18,16 @@ class DoorBirdEntity(Entity):
     def __init__(self, doorstation, doorstation_info):
         """Initialize the entity."""
         super().__init__()
-        self._doorstation_info = doorstation_info
         self._doorstation = doorstation
         self._mac_addr = get_mac_address_from_doorstation_info(doorstation_info)
 
-    @property
-    def device_info(self) -> DeviceInfo:
-        """Doorbird device info."""
-        firmware = self._doorstation_info[DOORBIRD_INFO_KEY_FIRMWARE]
-        firmware_build = self._doorstation_info[DOORBIRD_INFO_KEY_BUILD_NUMBER]
-        return DeviceInfo(
+        firmware = doorstation_info[DOORBIRD_INFO_KEY_FIRMWARE]
+        firmware_build = doorstation_info[DOORBIRD_INFO_KEY_BUILD_NUMBER]
+        self._attr_device_info = DeviceInfo(
             configuration_url="https://webadmin.doorbird.com/",
             connections={(dr.CONNECTION_NETWORK_MAC, self._mac_addr)},
             manufacturer=MANUFACTURER,
-            model=self._doorstation_info[DOORBIRD_INFO_KEY_DEVICE_TYPE],
+            model=doorstation_info[DOORBIRD_INFO_KEY_DEVICE_TYPE],
             name=self._doorstation.name,
             sw_version=f"{firmware} {firmware_build}",
         )