diff --git a/homeassistant/components/ws66i/media_player.py b/homeassistant/components/ws66i/media_player.py
index b5c87fbc0f31da..7119002cbc4f27 100644
--- a/homeassistant/components/ws66i/media_player.py
+++ b/homeassistant/components/ws66i/media_player.py
@@ -46,6 +46,14 @@ class Ws66iZone(CoordinatorEntity[Ws66iDataUpdateCoordinator], MediaPlayerEntity
 
     _attr_has_entity_name = True
     _attr_name = None
+    _attr_supported_features = (
+        MediaPlayerEntityFeature.VOLUME_MUTE
+        | MediaPlayerEntityFeature.VOLUME_SET
+        | MediaPlayerEntityFeature.VOLUME_STEP
+        | MediaPlayerEntityFeature.TURN_ON
+        | MediaPlayerEntityFeature.TURN_OFF
+        | MediaPlayerEntityFeature.SELECT_SOURCE
+    )
 
     def __init__(
         self,
@@ -64,18 +72,10 @@ def __init__(
         self._zone_id_idx: int = data_idx
         self._status: ZoneStatus = coordinator.data[data_idx]
         self._attr_source_list = ws66i_data.sources.name_list
-        self._attr_unique_id = f"{entry_id}_{self._zone_id}"
-        self._attr_supported_features = (
-            MediaPlayerEntityFeature.VOLUME_MUTE
-            | MediaPlayerEntityFeature.VOLUME_SET
-            | MediaPlayerEntityFeature.VOLUME_STEP
-            | MediaPlayerEntityFeature.TURN_ON
-            | MediaPlayerEntityFeature.TURN_OFF
-            | MediaPlayerEntityFeature.SELECT_SOURCE
-        )
+        self._attr_unique_id = f"{entry_id}_{zone_id}"
         self._attr_device_info = DeviceInfo(
             identifiers={(DOMAIN, str(self.unique_id))},
-            name=f"Zone {self._zone_id}",
+            name=f"Zone {zone_id}",
             manufacturer="Soundavo",
             model="WS66i 6-Zone Amplifier",
         )