@Override
 public boolean onOptionsItemSelected(MenuItem mItem) {
   switch (mItem.getItemId()) {
     case R.id.action_settings:
       startActivity(new Intent(this, SettingsActivity.class));
       return true;
     case R.id.action_help:
       startActivity(new Intent(this, HelpActivity.class));
       return true;
     case R.id.action_bluetooth_settings:
       startActivity(new Intent().setAction(Settings.ACTION_BLUETOOTH_SETTINGS));
       return true;
     case R.id.action_bluetooth:
       startActivityForResult(
           new Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE), REQUEST_ENABLE_BT);
       return true;
     case R.id.action_save:
       LocalBroadcastManager.getInstance(this).sendBroadcast(new Intent(RecordFragment.SAVE_DATA));
       return true;
     case R.id.action_clear_data:
       LocalBroadcastManager.getInstance(this)
           .sendBroadcast(new Intent(RecordFragment.CLEAR_DATA));
       return true;
     case R.id.action_rescan:
       fConnect.scanForDevices(true);
       return true;
     default:
       return super.onOptionsItemSelected(mItem);
   }
 }