On AliExpress they are now selling at a small discount fully wireless headphones EDIFIER X6.
What's the model
These are compact earmuffs that have IP54 protection, aptX codec support, and Qualcomm cVc technology that eliminates extraneous sounds during conversations.
13mm drivers are responsible for the sound in the device. The headphones are connected to your smartphone via Bluetooth 5.0. The EDIFIER X6 can be controlled by touchpads. As for the autonomy, according to the manufacturer, it will last up to 24 hours with the case. The case charges via USB-C port.
The EDIFIER X6 now costs $27 on AliExpress . There are two colors available: black and white.