-What is the minimum focal distance of the camera?

0.5m

-What is the maximum resolution of the fish-finder(sonar)?

distance resolution is 0.1m

-Can the fish-finder(sonar) data be exported?

No, it cannot be exported currently

-Is the resolution of the fish-finder(sonar)r affected by its distance from the seafloor?

Yes. depth is the distance from the seafloor the PowerSeeker (fish-finder).

-Do you intend to add the export functionality to the depth finder?

Yes. We are currently developing it

-Does the system have a depth sensor? (e.g. a pressure gauge or some such thing)?

PowerRay has depth sensor (hydrostatic pressure sensor)

-Does the system have an onboard GPS?

PowerRay doesn't have GPS