Thank you for viewing! ♢ Free Shipping ♢ Instant purchase OK without comment ♢ Same-day shipping ♢ Brand new, unused item Bluetooth 5.1 USB Receiver Version: V5.1 Interface Type: USB Maximum Transmission Range: 20m Transmission Speed: 10Mbps Supported OS: Windows XP/Vista/Win7/Win8/Win10 Shipping Method: Shipped via standard mail ■ Recommended for those who: ・Do not have Bluetooth functionality on their computer ・Want a tidy desk with wireless devices ・Want to keep it plugged into the computer and use it continuously ⚠️ Imported product. ・This is an imported item, but it's a very good deal for those who don't mind, so please consider purchasing.