Advanced Bluetooth Technology: Equipped with the latest Bluetooth 5.3+EDR adapter, this dongle supports Dual Mode (BR/EDR + Low Energy Controller). It ensures quick responses, enhanced anti-interference capabilities, and a seamless wireless experience. | Effortless Plug & Play: This USB wireless adapter boasts a plug-and-play design, eliminating the need for driver installations. It's user-friendly, especially for computers without CD-ROMs. | Robust and Rapid Connection: Bluetooth 5.3 enhances connection stability and minimizes signal interruptions. In open spaces, it can achieve a maximum transmission rate of 3 Mbps and a distance of up to 66 feet (20 meters), though this may vary with physical barriers and radio interference. | Compact and Portable: Designed to be ultra-compact, this Bluetooth stick can remain inserted in your laptop or PC without removal, not obstructing other USB ports. Its small size makes it ideal for travel. | Limited System Compatibility: Compatible with Windows 8.1/10/11, and Linux. Supports a range of Bluetooth-enabled devices like speakers, headphones, keyboards, mice, and printers. However, it does not work with Mac OS, car stereo systems, XBOX, PS4, or TVs.