Samsung's SmartThings app has been found to contain diagrams of heretofore-unreleased pairs of headphones and wireless earbuds. The latter have AKG branding, whereas the former have this name as part of their model number. It is now thought that they may be products that could be unveiled at the next Galaxy Unpacked.
https://www.notebookcheck.net/New-Samsung-AKG-linked-wearables-may-be-on-the-way.427131.0.html