M-Tech Bluetooth Dongle 5.0 Bluetooth v5.0 Support windows 7, 8, 10, vista, XP, Mac OS Wireless devices such as keyboard, mouse, speaker, headset, printer, gamepad, and more Universal serial usb interface: usb 2.0/ 3.0/ 4.0 Receiving/ sending range : 10-20 mtr download driver : https://thecompany.pl/anthrox/CSR_Harmony_2.1.63.0_x86_x64.zip Main features : Bluetooth low energy wireless usb adapter Dual- mode bluetooth transmission Low power consumption Support bluetooth voice and data Support multi-language Wireless local area network share interface plugandplay