{{#each level in notificationLevels}}
  <div class='controls'>
    <label class='radio'>
      {{radio-button value=level.id name="notification_level" selection=controller.notificationLevelId}} <strong>{{unbound level.name}}</strong>
      <div class='description'>{{{unbound level.description}}}</div>
    </label>
  </div>
{{/each}}

<button class='btn' {{bind-attr disabled="disabled"}} {{action "changeNotificationLevel"}}>{{i18n 'topics.bulk.notification_level'}}</button>