Well if you want to learn how what's stopping you from reading documentation that is either provided with the driver or available on the internet?
We are not here to do your basic research for you. You might want to start by looking here on the forums since there are plenty of threads about this subject. There is a high probability that this card is already supported "out-of-the-box" in BT 4.
If you get stuck then feel free to post back with the detailed and relevant information.