Sony and Bose's best headphones already massively discounted ahead of Prime Day

Amazon Prime Day 2021 is right around the corner, with the major sales event set to kick off at midnight on Monday, June 21. Of course, you don't have to wait until next week to score big on some fantastic pre-APD sales – Amazon AU is already host to some excellent discounted items, with big savings for audiophiles interested in high-end headphones.