Personal Broadband Australia - iBurst:

• Personal Broadband Australia is an Australian company which owns and operates the iBurst wireless mobile broadband access network. iBurst is true mobile broadband offering wide-area range, high base station capacity and the Internet experience that business customers have come to depend on from their fixed networks.
  
  With iBurst you can access all your corporate applications, as well as email and the web without the worry of finding a high speed connection or enduring endless service hassles. The unprecedented coverage and capacity of the iBurst system enables true mobile broadband and makes the vision of the
  ubiquitous Internet a reality.

  For more information please go to http://www.iburst.com.au