Advanced Windows Compatibility: Windows 8.1, 10, and 11 systems work immediately upon plugging in, compatible with both 32-bit and 64-bit versions. Windows 7 systems can be used after installing the driver. The llano Bluetooth adapter is not compatible with Mac, Linux systems, PS5, or TVs. | Superior Bluetooth 5.4 Performance: The Bluetooth 5.4 adapter chip offers approximately 50% improved performance compared to the previous generation, featuring enhanced stability, lower latency (less than 200ms), and an extended transmission range (approximately 83 feet). | Effortless Plug-and-Play: Simply plug in our Bluetooth dongle to connect Bluetooth devices. Simplify your user experience and ensure device connectivity. | Versatile Device Compatibility: Compatible with devices using Bluetooth versions 4.0/5.0/5.1/5.3, including Bluetooth headsets, game controllers, keyboards, mice, and more. Our USB Bluetooth adapter is the top choice for tech enthusiasts. (Includes lanyard) | Lossless Audio Transmission: With an audio sampling rate of up to 44.1kHz, it supports SBC, HIFI, and 3D stereo sound effects, meeting the needs of music enthusiasts. | Buy with Confidence: Your investment not only secures a top-notch Bluetooth 5.4 adapter but also grants access to llano's industry-leading after-sales service. Simply visit our product page, click on the seller's name, select "Ask a Question" to resolve any concerns. Activate your lifetime warranty now and ensure every penny counts!