Ugreen Bluetooth 5.0 USB-A (Transmitter/Receiver) Adapter Black (CM390) Compact USB Bluetooth 5.0 Adapter. This miniature device extends the functionality of your laptop or desktop computer with Bluetooth wireless connectivity. It allows you to connect multiple peripherals to your computer, such as wireless mice and keyboards, Bluetooth speakers and headphones, game pads, and phones for easy data transfer. With its help, you can connect to several devices at the same time. The operating range of such a device is up to 30m. Driver installation is required for the device to function properly. Compatibility: Brand: Ugreen Model: CM390 Bluetooth Version: 5.0 Range: Up to 30m Compatibility: Windows 7 Windows 8.1 Windows 10 Windows 11 Dimensions: 53 x 24 x 13mm