Apparently after asking around, it is a GPS system via satellites, but the charges are free. Just need to buy the software.
And yup the navi screen can be used for DVD, front and back camera.
I suppose you are now owning a fairlady, which year is yours.
And yup the navi screen can be used for DVD, front and back camera.
I suppose you are now owning a fairlady, which year is yours.