Windows XP, Windows Vista, and Windows 7:
Install Broadcom drivers, download available from Broadcom Driver Page
Windows 8 and 8.1:
Microsoft built-in Bluetooth drivers on Windows 8 and later cover most common device profiles including stereo audio and low energy. Installing Broadcom drivers manually is not necessary, although doing so will provide access to additional features and protocols. For further details, review the FAQ here.
Linux kernels after June 2012 or so have support for this adapter. Support has been backported to kernels back to later point releases of stable kernels 3.0+, specifically 3.0.34, 3.2.20, and all versions of 3.4. The adapter’s USB VID is 0x0a5c (Broadcom) and PID 0x21e8.
Not currently supported.