Edit: it looks like the code is no longer necessary for these prices.
Prices the same as before: https://www.ozbargain.com.au/node/452801 and https://www.ozbargain.com.au/node/460256
Free Delivery with $500+ spend,
or $20 flat rate cost for shipping under $500.
Sonos:
One (Gen2) ~$239 Note this deal may be better if you don't mind buying the $80 worth of wine.
Black
White
Connect ~$439 (Pre-amp & wireless audio receiver/transmitter)
White
Play:5 (gen 2) ~$599
Black
White
Playbar ~$799
Black
Amp ~$799 (125w x 2 @ 8 ohms amp & wireless/digital/analog receiver with sub output)
Black
Outdoor Architectural Speakers ~$959
White
And more!
KLAPP10: 10% off https://klappav.com.au/collections/klapp-av-eofy-sale-discou…
KLAPP30: 30% off https://klappav.com.au/collections/klapp-av-eofy-sale-discou…
astro81 previously reported that JB Hifi price matched these prices if you're keen to try picking up vs shipping.
Fuzzyduck has reported that you can price match with Harvey Norman and combine with this Amex deal to save another $50
$20 shipping fee.