It is a pleasure to welcome you to the Phantom Pilots forum Howard. I hope that you will take advantage of the benefits that come with membership and that you will be able to use the forum for the exchange of innovative ideas and as a resource for current developments in Phantom quadcopter’s.
Yes you can. The 2D is a two axis gimbal, the 3D is three axis gimbal. Buying a P2 non-vison soon?