It is April Fools Day promotion
It is really a good price for 4GB RAM 64GB ROM Snapdragon 630 Octa Core 2.2GHz
Old deal was AU$208 https://www.ozbargain.com.au/node/447228
Global Version
5.5 Inch FHD+ NFC Android 8.0 4GB RAM 64GB ROM Snapdragon 630 Octa Core 2.2GHz 4G.
EU charger - Not AU
Price at link says AU$258