FoMaKo, one of the best bargon PTZ Cameras (https://youtu.be/3w2GL-z5Qfo), also offers a controller for all your PTZ cameras whoever makes them. It's a solid, well built, entry into the market that comes at a bit of a cost.
FoMaKo Controller: https://amzn.to/3Ct6cup
FoMaKo PTZ Camera: https://amzn.to/3dQ8CZD
Other Controller (we use): https://amzn.to/3HKtRFq