One of the key additions to the second generation model of the Nexus 7 over its predecessor was the addition of LTE. Google's website clearly mentioned the presence of LTE on both the US as well as the European models, with support for the respective bands. If you were to visit the Nexus 7 specifications page now, however, you'd notice that it no longer mentions LTE bands for the European...
Source: http://www.gsmarena.com/european_nexus_7_no_longer_specified_to_support_lte-news-6484.php
