<div class="scrollable-window scrollable-window-lg">
  <div ng-repeat="room in rooms track by room.id">
    <div class="panel-group" data-animation="" start-collapsed="0" bs-collapse>
      <div>
        <div  bs-collapse-toggle>
          <i class="fa fa-plus"></i>
          <strong >&nbsp;&nbsp;{{room.name}}</strong>
        </div>
        <div  bs-collapse-target>
          <div >
            <div class="checkbox padding-left-md" ng-repeat="device in room.devices track by device.id">
              <label>
                <input type="checkbox" checklist-model="room.activityDevices"
                     checklist-value="device" checklist-compare-on="['id']"> {{device.name}}
              </label>
            </div>
          </div>
        </div>
      </div>
    </div>
  </div>
</div>