Not released until 1st of May, 2013.
Seems like a pretty good deal for those who enjoy Star Trek Enterprise. Not the limited edition (Only available from JBHIFI), but great price regardless.
Comparative prices - excluding shipping
JB: http://www.jbhifionline.com.au/dvd/dvd-genres/tv/star-trek-e... - $49.98 (Limited Edition)
Amazon.com: http://www.amazon.com/Star-Trek-Enterprise-Season-Blu-ray/dp... - $75.01 US
EzyDVD: http://www.ezydvd.com.au/blu-ray/star-trek-enterprise-season... - $49.97
DVDLand: http://www.dvdland.com.au/products/STAR-TREK-ENTERPRISE-%252... -$59.95