Bluetooth 5.0 BT-050 Adapter: Standard: Bluetooth v5.0 dual-mode & low energy profile Backward compatible with Bluetooth version: 4.x, 3.x, 2.x Interface: USB 2.0 Data transmission speed: 3 Mbps Range: up to 10m2 power class LED indicator: yes Compatible with operating systems: Windows 2000/XP/VISTA/7/8/10 Dimensions: 19×17×8 mm Weight: 3 g Example of use: Connecting a computer equipped with a USB port with Bluetooth devices Bluetooth 5.0 - the highest standard Bluetooth 5.0 is the latest and highest standard of this technology. Of course, Bluetooth version 5.0 is compatible with earlier standards. It boasts the fastest file transfer rates of all standards, at 2Mb/s for wearable devices and 50Mb/s for other devices. Plug & Play – plug it in and go. A plug & play device works immediately after connection. You dont need to install any additional drivers, saving you a few minutes during which you can listen to your favorite music or do more enjoyable things than searching for drivers online. Simply plug it in and go