diff --git a/client/public/version.js b/client/public/version.js
index a49f152..8795fc1 100644
--- a/client/public/version.js
+++ b/client/public/version.js
@@ -1,5 +1,5 @@
 // Maintainer-controlled web client version.
 // Format: YYYY.MM.DD Rn (example: 2026.02.20 R2)
-window.CHGRID_WEB_VERSION = "2026.02.25 R272";
+window.CHGRID_WEB_VERSION = "2026.02.25 R273";
 // Optional display timezone for timestamps. Falls back to America/Detroit if unset/invalid.
 window.CHGRID_TIME_ZONE = "America/Detroit";
diff --git a/client/src/items/itemPropertyEditor.ts b/client/src/items/itemPropertyEditor.ts
index 60572a4..f41df5e 100644
--- a/client/src/items/itemPropertyEditor.ts
+++ b/client/src/items/itemPropertyEditor.ts
@@ -117,10 +117,7 @@ export function createItemPropertyEditor(deps: EditorDeps): {
       }
       const metadata = deps.getItemPropertyMetadata(item.type, selectedKey);
       if (metadata?.valueType === 'boolean') {
-        let current = item.params[selectedKey];
-        if (typeof current !== 'boolean') {
-          current = item.params[selectedKey] === true;
-        }
+        const current = deps.getItemPropertyValue(item, selectedKey).toLowerCase() === 'on';
         const nextValue = !current;
         deps.suppressItemPropertyEchoMs(600);
         deps.signalingSend({ type: 'item_update', itemId, params: { [selectedKey]: nextValue } });
@@ -169,8 +166,8 @@ export function createItemPropertyEditor(deps: EditorDeps): {
       }
       const metadata = deps.getItemPropertyMetadata(item.type, selectedKey);
       if (metadata?.valueType === 'boolean') {
-        const current = item.params[selectedKey];
-        const nextValue = typeof current === 'boolean' ? !current : deps.getItemPropertyValue(item, selectedKey).toLowerCase() !== 'on';
+        const current = deps.getItemPropertyValue(item, selectedKey).toLowerCase() === 'on';
+        const nextValue = !current;
         deps.signalingSend({ type: 'item_update', itemId, params: { [selectedKey]: nextValue } });
         deps.onPreviewPropertyChange?.(item, selectedKey, nextValue);
         deps.updateStatus(`${deps.itemPropertyLabel(selectedKey)}: ${nextValue ? 'on' : 'off'}`);
@@ -188,7 +185,7 @@ export function createItemPropertyEditor(deps: EditorDeps): {
         selectedKey === 'title'
           ? item.title
           : selectedMetadata?.valueType === 'boolean'
-            ? item.params[selectedKey] === true
+            ? deps.getItemPropertyValue(item, selectedKey).toLowerCase() === 'on'
               ? 'on'
               : 'off'
             : String(item.params[selectedKey] ?? '');
diff --git a/client/src/items/itemPropertyPresentation.ts b/client/src/items/itemPropertyPresentation.ts
index 438235e..563f239 100644
--- a/client/src/items/itemPropertyPresentation.ts
+++ b/client/src/items/itemPropertyPresentation.ts
@@ -48,16 +48,7 @@ export function createItemPropertyPresentation(deps: PresentationDeps): {
     if (key === 'capabilities') return item.capabilities.join(', ') || 'none';
     if (key === 'useSound') return toSoundDisplayName(item.params.useSound ?? item.useSound);
     if (key === 'emitSound') return toSoundDisplayName(item.params.emitSound ?? item.emitSound);
-    if (key === 'enabled') return item.params.enabled === false ? 'off' : 'on';
-    if (key === 'directional') {
-      if (typeof item.params.directional === 'boolean') {
-        return item.params.directional ? 'on' : 'off';
-      }
-      return getItemTypeGlobalProperties(item.type).directional === true ? 'on' : 'off';
-    }
     if (key === 'timeZone') return String(item.params.timeZone ?? getDefaultClockTimeZone());
-    if (key === 'use24Hour') return item.params.use24Hour === true ? 'on' : 'off';
-    if (key === 'topOfHourAnnounce') return item.params.topOfHourAnnounce === true ? 'on' : 'off';
     if (key === 'mediaChannel') return normalizeRadioChannel(item.params.mediaChannel);
     if (key === 'mediaEffect') return normalizeRadioEffect(item.params.mediaEffect);
     if (key === 'mediaEffectValue') return String(normalizeRadioEffectValue(item.params.mediaEffectValue));
@@ -73,9 +64,18 @@ export function createItemPropertyPresentation(deps: PresentationDeps): {
       if (!Number.isFinite(parsed)) return '15';
       return String(Math.round(parsed));
     }
-    const paramValue = item.params[key];
-    if (paramValue !== undefined) return String(paramValue);
+    const metadata = getItemPropertyMetadata(item.type, key);
     const globalValue = getItemTypeGlobalProperties(item.type)?.[key];
+    const paramValue = item.params[key];
+    const rawValue = paramValue !== undefined ? paramValue : globalValue;
+    if (metadata?.valueType === 'boolean') {
+      if (rawValue === undefined && key === 'enabled') return 'on';
+      return rawValue === true ? 'on' : 'off';
+    }
+    if (metadata?.valueType === 'sound') {
+      return toSoundDisplayName(rawValue);
+    }
+    if (paramValue !== undefined) return String(paramValue);
     if (globalValue !== undefined) return String(globalValue);
     return '';
   };