Jieli Br21 Driver

You usually won't find a "Jieli BR21 Driver.exe" because the device is designed to be Plug-and-Play (PnP) using standard Windows/Linux USB Audio and HID drivers. If it isn't working, it's likely for one of these reasons: Audio-Only Mode:

If identified as ID 4c4a:4155 Jieli Technology , it acts as a rather than a pure Bluetooth dongle. Jieli Br21 Driver

. It uses standard class-compliant USB audio drivers, meaning you rarely need to download a specific manufacturer file. Dual Functionality You usually won't find a "Jieli BR21 Driver