Use antenna icon

lib/views/me_view.dart

@@ -203,7 +203,7 @@ class _MeViewState extends State<MeView> {
         child: Center(
           child: Column(
             children: [
-              Icon(Icons.radio, size: 48, color: Colors.grey[400]),
+              Icon(Icons.settings_input_antenna, size: 48, color: Colors.grey[400]),
               const SizedBox(height: 16),
               Text(
                 'No devices found',
@@ -244,7 +244,7 @@ class _MeViewState extends State<MeView> {
           child: Row(
             children: [
               Icon(
-                Icons.radio,
+                Icons.settings_input_antenna,
                 size: 18,
                 color: Theme.of(context).colorScheme.primary,
               ),
@@ -299,7 +299,7 @@ class _ActivityItemTile extends StatelessWidget {
       case 'Session-Stop':
         return Icons.call_end;
       default:
-        return Icons.radio;
+        return Icons.settings_input_antenna;
     }
   }