Long Range Reliability Bluetooth Adapter for PC: The Bluetooth dongle for PC turns non-Bluetooth PC or laptop into Bluetooth-capable, enables wireless communication with Bluetooth-enabled computers, printers, phones and headsets for stereo music wireless streaming. backward compatible with old Bluetooth 5.2/5.1/5.0/4.2/4.0/3.0/2.1/2.0/1.1. and supports Dual mode (BR/EDR+ Bluetooth Low Energy) to achieve low energy consumption and high speed Better Performance, More Stable: The BU03 Bluetooth adapter for PC engineered with the latest Bluetooth+ EDR (Enhanced Data Rate)+BLE (Bluetooth Low Energy) technology to achieve lower energy consumption and faster data transfer speeds of up to 3Mbps, featuring four times the range, two times the speed, and eight times the broadcasting capacity of older versions of Bluetooth. Enables Larger scope, faster, lag-free wireless data connections between your computer and Bluetooth devices Longer Range Coverage: Our Bluetooth adapter for pc uses Clas