diff --git a/homeassistant/components/ezviz/alarm_control_panel.py b/homeassistant/components/ezviz/alarm_control_panel.py
index f847b8445f9..21e9f2d0422 100644
--- a/homeassistant/components/ezviz/alarm_control_panel.py
+++ b/homeassistant/components/ezviz/alarm_control_panel.py
@@ -34,20 +34,13 @@ SCAN_INTERVAL = timedelta(seconds=60)
 PARALLEL_UPDATES = 0
 
 
-@dataclass(frozen=True)
-class EzvizAlarmControlPanelEntityDescriptionMixin:
-    """Mixin values for EZVIZ Alarm control panel entities."""
+@dataclass(frozen=True, kw_only=True)
+class EzvizAlarmControlPanelEntityDescription(AlarmControlPanelEntityDescription):
+    """Describe an EZVIZ Alarm control panel entity."""
 
     ezviz_alarm_states: list
 
 
-@dataclass(frozen=True)
-class EzvizAlarmControlPanelEntityDescription(
-    AlarmControlPanelEntityDescription, EzvizAlarmControlPanelEntityDescriptionMixin
-):
-    """Describe an EZVIZ Alarm control panel entity."""
-
-
 ALARM_TYPE = EzvizAlarmControlPanelEntityDescription(
     key="ezviz_alarm",
     ezviz_alarm_states=[
diff --git a/homeassistant/components/ezviz/button.py b/homeassistant/components/ezviz/button.py
index deb2ca33355..a4c101a81bc 100644
--- a/homeassistant/components/ezviz/button.py
+++ b/homeassistant/components/ezviz/button.py
@@ -23,21 +23,14 @@ from .entity import EzvizEntity
 PARALLEL_UPDATES = 1
 
 
-@dataclass(frozen=True)
-class EzvizButtonEntityDescriptionMixin:
-    """Mixin values for EZVIZ button entities."""
+@dataclass(frozen=True, kw_only=True)
+class EzvizButtonEntityDescription(ButtonEntityDescription):
+    """Describe a EZVIZ Button."""
 
     method: Callable[[EzvizClient, str, str], Any]
     supported_ext: str
 
 
-@dataclass(frozen=True)
-class EzvizButtonEntityDescription(
-    ButtonEntityDescription, EzvizButtonEntityDescriptionMixin
-):
-    """Describe a EZVIZ Button."""
-
-
 BUTTON_ENTITIES = (
     EzvizButtonEntityDescription(
         key="ptz_up",
diff --git a/homeassistant/components/ezviz/number.py b/homeassistant/components/ezviz/number.py
index 8fe0ba1330f..08fbd3afb34 100644
--- a/homeassistant/components/ezviz/number.py
+++ b/homeassistant/components/ezviz/number.py
@@ -31,21 +31,14 @@ PARALLEL_UPDATES = 0
 _LOGGER = logging.getLogger(__name__)
 
 
-@dataclass(frozen=True)
-class EzvizNumberEntityDescriptionMixin:
-    """Mixin values for EZVIZ Number entities."""
+@dataclass(frozen=True, kw_only=True)
+class EzvizNumberEntityDescription(NumberEntityDescription):
+    """Describe a EZVIZ Number."""
 
     supported_ext: str
     supported_ext_value: list
 
 
-@dataclass(frozen=True)
-class EzvizNumberEntityDescription(
-    NumberEntityDescription, EzvizNumberEntityDescriptionMixin
-):
-    """Describe a EZVIZ Number."""
-
-
 NUMBER_TYPE = EzvizNumberEntityDescription(
     key="detection_sensibility",
     translation_key="detection_sensibility",
diff --git a/homeassistant/components/ezviz/select.py b/homeassistant/components/ezviz/select.py
index a63dad5ff7b..d6dc3dc8550 100644
--- a/homeassistant/components/ezviz/select.py
+++ b/homeassistant/components/ezviz/select.py
@@ -21,20 +21,13 @@ from .entity import EzvizEntity
 PARALLEL_UPDATES = 1
 
 
-@dataclass(frozen=True)
-class EzvizSelectEntityDescriptionMixin:
-    """Mixin values for EZVIZ Select entities."""
+@dataclass(frozen=True, kw_only=True)
+class EzvizSelectEntityDescription(SelectEntityDescription):
+    """Describe a EZVIZ Select entity."""
 
     supported_switch: int
 
 
-@dataclass(frozen=True)
-class EzvizSelectEntityDescription(
-    SelectEntityDescription, EzvizSelectEntityDescriptionMixin
-):
-    """Describe a EZVIZ Select entity."""
-
-
 SELECT_TYPE = EzvizSelectEntityDescription(
     key="alarm_sound_mod",
     translation_key="alarm_sound_mode",
diff --git a/homeassistant/components/ezviz/switch.py b/homeassistant/components/ezviz/switch.py
index 7f568654870..65fb7b9f36b 100644
--- a/homeassistant/components/ezviz/switch.py
+++ b/homeassistant/components/ezviz/switch.py
@@ -23,20 +23,13 @@ from .coordinator import EzvizDataUpdateCoordinator
 from .entity import EzvizEntity
 
 
-@dataclass(frozen=True)
-class EzvizSwitchEntityDescriptionMixin:
-    """Mixin values for EZVIZ Switch entities."""
+@dataclass(frozen=True, kw_only=True)
+class EzvizSwitchEntityDescription(SwitchEntityDescription):
+    """Describe a EZVIZ switch."""
 
     supported_ext: str | None
 
 
-@dataclass(frozen=True)
-class EzvizSwitchEntityDescription(
-    SwitchEntityDescription, EzvizSwitchEntityDescriptionMixin
-):
-    """Describe a EZVIZ switch."""
-
-
 SWITCH_TYPES: dict[int, EzvizSwitchEntityDescription] = {
     3: EzvizSwitchEntityDescription(
         key="3",