An online search for the Nova H1 Audio Earrings shows that they do not currently appear to be on sale anywhere, and NOVA Products' website redirects to another company, Icebach Sound Solutions.
Additionally, backers on crowdfunding site Kickstarter have left messages from over a year ago asking for delivery status of their purchased H1 earrings that supposedly never materialized. NOVA Products' last login to Kickstarter was in May 2023.
He didn’t lose because of their behavior. He lost because of his own performance while his lips were moving, not theirs.