Simplecom NB510 USB Bluetooth 5.1 Adapter Wireless Dongle Connect your PC or Laptop with multiple Bluetooth devices such as keyboards, mice, headsets, speakers, printers, controllers, phones and more. It is an ideal solution to transfer files, audio or voice wirelessly for your desktop and laptop PC. Features Designed for PC or Laptop to support Bluetooth connectivity Support Bluetooth 5.1, backwards compatible with Bluetooth 2.0/3.0/4.0 Faster discovery speed and less energy consumption Support LMP Version 10 (Link Manager Protocol) Class II power standard, signal range of up to 20 metres Supports A2DP stereo playback EDR data rate up to 3Mbps Gold plated USB connector Plug and play for Windows 10 and 11 operating systems Specifications Bluetooth Protocol_ Bluetooth V5.1 (Dual Mode) Interface_ USB 2.0 Input Power_ USB 5V (USB Power) Operating Frequency_ 2.402-2.480 GHz Transmission Range_ 10 - 20M Sensitivity_ -86dBm@0.1%BER Profiles_ SPP, BLE, ANCS, HFP, HCRP, A2DP, AVRCP Operating Temperature_ -10 - 50 Celsius Dimension_ 27(L) x 16mm(W) x 8mm(H) Supported OS_ Windows 10, 11 (32/64bit) Important Note_ This adapter is designed for Windows 10 and 11 operating systems only, legacy versions of Windows are NOT supported. To avoid software confliction, please uninstall any previous Bluetooth driver software installed on your computer prior to installing this new Bluetooth 5.1 adapter. This adapter is plug and play for Windows 10 and 11 operating systems, and it will be installed automatically when plugged into computer