Maxuni Bluetooth 5.0 Adapter, lead your smart life, let you enjoy wireless lifeAdvantages Rate: 3Mbps Range: Open transmission at 20 M 24K gold plating, anti-oxidation Advanced Bluetooth 5.0 + EDR technologies It allows you simultaneously connect to 7 different devices such as computer, laptop, keyboard, home stereo system, headset, smartphone, Mp3 player, CD player Warm tips 1.Please turn off the built-in Bluetooth of the computer device before using the Bluetooth adapter 2.Not applicable for Mac OS, Linux, TV, Car Stereo,or Microsoft device 3.We provide 12-month worry-free and lifetime friendly customer service. Easy installation 1. Plug the Bluetooth dongle into an USB port. 2. Then put the CD into your computer to download the driver and software. 3. Once everything has been installed, just restart your computer and your dongle adapter will be fully installed and working. What’s in the package? 1*USB Bluetooth Adapter 1*Driver installation CD 1*User Manual