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http://www.tobem.com/cyberwar/plugable-usb-bluetooth-4-0-low-energy-micro-adapter-windows-10-8-1-8-7-xp-raspberry-pi-linux-compatible-classic-bluetooth-and-stereo-headset-compatible/
Plugable USB Bluetooth 4.0 Low Energy Micro Adapter (Windows 10, 8.1, 8, 7, XP, Raspberry Pi, Linux Compatible; Classic Bluetooth, and Stereo Headset Compatible)