Just saw the ad in the Green Guide and then went to the Encel Stereo site.
Says that it's only available at their store - it's in Richmond.
JB were doing these in their catalogue for $414 and $592 the other week.
Can't find any deal as good as this on the Sonos in the OzBargain archives.
I bought Play 5 + Dock at Harvey for $520 though….check out whirlpool