It then says that it failed and try again so I get nothing. Delivered as expected. But as this is too much work to actually find out, Im giving up. The controls are simple and intuitive. Other then that they are cute, fit to dize. 2-3 day and you have it. They fit great and feel so stable. Have not had an issue with it to date. Clifford, Lancelot, and the loveable bulldog Gladstone. ??2} Built quality is good.