code: private void setupNotifications() {
  
          Log.i(TAG, "Enabling OAD notifications");
  
          boolean oadIdentifyNotifying = enableNotifyForChar(oadIdentify);
          boolean oadBlockNotifying = enableNotifyForChar(oadBlock);
  
          if (oadIdentifyNotifying && oadBlockNotifying) {
              Log.i(TAG, "Enable notifications successful");
          } else {
              Log.e(TAG, "Error while enabling notifications");
              fail(BeanError.ENABLE_OAD_NOTIFY_FAILED);
          }
      }
docs: Enables notifications for all OAD characteristics.