Got this via email. Here is my code, if anyone needs headphones.
92XXRV2E02M53B
Please share your codes.
Hey xx
Until Sunday, get yourself 1/2 price off^ the current ticketed price of a Sennheiser MOMENTUM Wireless Over-Ear Noise Cancelling Headphones. Simply present the Exclusive Coupon below at any store in Australia or buy online by visiting jbhifi.com.au, adding the product to your shopping cart & entering the Exclusive Coupon code in the space provided at checkout.
Available instore and online. Limit of 1 each per coupon. While stocks last. Offer ends Sunday 4th September 2022.
It looks like the code is same for everyone. I received the same code.