Follow the on-screen prompts and once finished to ensure the driver initializes correctly. Compatibility & Performance
The CM390 uses a specific hardware setup to deliver stable wireless connections. : Realtek RTL8761BUV Interface : USB 2.0 Type-A Bluetooth Version : 5.0 backward compatible with 4.0/3.0/2.1 Transfer Rate : Up to 3 Mbps Transmission Range : Up to 20 metres (barrier-free) Supported Profiles : A2DP, BLE, AVRCP, HFP, HSP, HID, PAN Operating System Compatibility Compatibility varies across different versions of Windows. Windows 10 and Windows 11 ugreen bluetooth 5.0 usb adapter cm390 driver
