OPPO will launch a new pair of audio devices called the Enco Buds soon, according to a new tip from the leaker Evan Blass. Their new alleged renders show a fairly standard TWS form-factor very similar to a product the OEM has already launched. However, the new versions apparently upgrade to Bluetooth 5.2.
https://www.notebookcheck.net/The-Enco-Buds-are-to-become-OPPO-s-latest-TWS-accessories-new-leak.533078.0.html