Same deal as the BigW (http://www.ozbargain.com.au/node/45725) but from online (free delivery) and stocks are currently available. (Mod's please delete if it breaches the duplicate policy)
Direct Link
http://www.optus.com.au/store/phone/mytab_prepaid
(Big Thanks to mts071 to pointing this out at the BigW thread)
Specs of Optus / ZTE My Tab V9
Android 2.1 (upgradable to 2.2)
7" touch screen (resistive but good quality apparently)
3G + Wi-Fi
3MP Camera
3GB included data
You can update this to Android 2.2 from http://www.zte.com.au/optus/V9.htm
Details spec can also be found from above link
Device is locked with Optus but you can unlock for free
http://www.nextgenserver.com/calculator/
Or
http://www.jictechnology.co.uk/calculator/index.php
Hurry before its sold out!
This is same price as Big W and already discussed in great length there. Instead of removing have moved to forums as you summarise unlocking steps, that may be of interest to members here.