UGREEN USB Bluetooth 5.0 Adapter CM390 for Seamless Wireless Connectivity

The UGREEN USB Bluetooth 5.0 Adapter CM390 brings modern wireless functionality to desktops and laptops without built-in Bluetooth. Designed for smooth pairing and high-speed performance, this compact adapter offers a reliable way to connect Bluetooth-enabled devices such as headphones, speakers, keyboards, mice, game controllers, and smartphones to your computer.

Whether you’re streaming music, gaming wirelessly, or transferring files, the adapter ensures a stable and fast Bluetooth connection. With Bluetooth 5.0 technology at its core, the UGREEN CM390 delivers enhanced range, energy efficiency, and improved data speeds compared to previous versions.

UGREEN USB Bluetooth 5.0 Adapter CM390 Compatibility and Use Cases

Enable Bluetooth on Any PC or Laptop

Ideal for desktops and older laptops, this adapter plugs into any available USB-A port and instantly enables Bluetooth connectivity. It is compatible with Windows operating systems including Windows 11, 10, 8.1, and 7. This plug-and-play device requires no drivers for Windows 10 and 11, while drivers for other versions are readily available from UGREEN’s official site.

With its small footprint and low energy consumption, the CM390 is perfect for professionals, students, and home users who want to wirelessly connect devices without bulky external hardware. Stream audio to Bluetooth speakers, sync files from your smartphone, or pair wireless input devices for a cable-free desk setup.

Enhanced Wireless Performance

Bluetooth 5.0 offers faster data transmission, stronger signal strength, and broader range—up to 20 meters in open space. This ensures minimal lag and interference during audio playback, making it ideal for wireless headphones and conference calls.

The adapter supports multiple devices simultaneously and maintains consistent connectivity even in environments with multiple wireless signals. It’s particularly useful in office settings or smart home environments where several Bluetooth devices may be active at once.

For a deeper dive into the benefits of Bluetooth 5.0, visit the Bluetooth Special Interest Group.

Technical Specifications of UGREEN USB Bluetooth 5.0 Adapter CM390

• Model Number: UG-80889 (CM390)

• Bluetooth Version: 5.0 (backward compatible with 4.2/4.0/3.0/2.0)

• Interface: USB-A Male

• Operating System Support: Windows 11, 10, 8.1, 7 (driver required for 8.1/7)

• Frequency Band: 2.402GHz – 2.480GHz

• Range: Up to 20 meters (open space)

• Supported Profiles: A2DP, HFP, HSP, AVRCP, HID, FTP, OPP, PAN

• Power Supply: USB bus-powered

• Plug-and-Play: Yes (on Windows 10 and 11)

• Weight: Approximately 5 grams

• Dimensions: 24mm x 14mm x 6mm

Compact Design and Trusted Safety Features

The UGREEN CM390 is incredibly compact—small enough to leave in your laptop’s USB port without removal. Despite its size, it features a high-performance chip that ensures stable connections and low latency.

Security is another key advantage. Bluetooth 5.0 includes enhanced data encryption and privacy protection, reducing the risk of interference or unauthorized access. These features are critical for enterprise use or data-sensitive environments.

For additional insights on wireless connectivity standards, explore trusted reviews from Tom’s Hardware.

Backed by UGREEN Quality and Aiconic Support

UGREEN is consistently rated highly by experts at PCMag and tech communities for its reliable, high-performance accessories. The USB Bluetooth 5.0 Adapter CM390 continues this legacy, offering dependable wireless connectivity in a sleek, portable form.

When you purchase through Threeways Gadget Hub, you’re supported by a one-year limited warranty and lifetime technical assistance. Our expert team is ready to guide you in setup, troubleshooting, or device pairing. For other wireless solutions and adapters, visit our Networking Category.