Did you check the DTVS-Smart1? It is a set top box and it can do VPN. With an Android client or XBMC client you should be able to access the content.

Link: http://www.dtvs.co.nz/index.php?main_page=product_info&cPath=29&products_id=103&zenid=ksglo8plqe592sdmu7o0olo4j6