Kinivo BTD-300 Bluetooth 3.0 Low Energy USB adapter - For Windows 10/8.1/8 / 7 / Vista, Mac OS 10.3.9 or Later Connect your Computer/Laptop with Bluetooth Enabled Devices such as Mobile Phones, Printers, Headsets etc. Latest Bluetooth specification v3.0+HS Class 2; Compatible with older Bluetooth equipment Compatible with Windows 8 / Windows 7 / Vista / XP, Mac OS 10.3.9 or Later Wireless range of up to 30 feet (10 meters) 2 Year Warranty