Just saw at boomerang website but still not have cover art yet. Hope it's truly steelbook ;)
http://www.boomerangshop.com/web/productdetail.aspx?pid=554568
Release date : 04/21/11
Product Details:
Disc : 1
Audio
English DTS HD MA 5.1 , Thai 5.1 , Spanish 5.1 , Portuguese 5.1 ...