[1] As the Australian 4G market competition continues, Optus has extended its 4G Plus to its entire Australian network
[2] The current network, 4G Plus, is expected to reach 90% of the Australian population by April 2015 with more than 1100 metropolitan and regional sites connected.
[3] Optus’ 4G Plus network is a multiband network that uses TDD (Time Division Duplex) as opposed to the more common FDD (Frequency Division Duplex), used by Telstra and Vodafone.