Aipower's Wearbuds were unique on their launch in that they combine a fitness tracker and TWS earbuds in one product. Now, their second generation has finally come to the market via a crowdfunding platform. The OEM claims this new Pro variant improves on the original in terms of functions, battery life and finish.
https://www.notebookcheck.net/The-innovative-Wearbuds-Pro-debut-via-Indiegogo.484145.0.html