Similar deal to this one posted a few days ago http://www.ozbargain.com.au/node/112158 , except this is available to everyone until 12/8/2013.
Other Logitech earphones also available @ 50% off http://search.dicksmith.com.au/search#w=ue
Many stores don't stock the UE 9000, however, an order can be placed in store at the current special price.
Looks like they're keeping that sale on a bit longer from that opening sale