Alongside the Xiaomi Band 7 and Redmi Note 11T series, Xiaomi will also launch new TWS earbuds on May 24 in China. The Redmi Buds 4 Pro are on the way, and they're set to land with better noise reduction and Bluetooth 5.3 support.
https://www.notebookcheck.net/Redmi-Buds-4-Pro-to-debut-alongside-the-Redmi-Note-11T-series-with-Bluetooth-5-3-support.621398.0.html