Bluetooth 5.0 Nano USB Adptr

Bluetooth 5.0 Applies the latest Bluetooth 5.0 technology, backward compatible with Bluetooth V4.0/3.0/2.1/2.0/1.1, Wireless Connectivity Provides stable and convenient communication between Bluetooth devices and your PC or laptop, Nano-Sized Ultra-small for convenient portability with reliable high performance, Supported Operating System Windows 10/8.1/7