On my Phantom 2 I have the zen muse h3-2d with DJI FPV and mini IOSD. That is all from DJI. I now have a F450 and F550 I am wanting to add FPV to both. Gimbal I would love to go with the Tarot as it is so much cheaper. I know I can by another DJI Transmiter by itself for the fpv or is there...