GPS stands for global positioning system. it is a series of outputs from the GPS satellites and then input from their relative distance from the GPS enabled device.
in other words, GPS systems are not in terms of input or output, just like you do not measure distance in voltage.
Chat with our AI personalities
I would think a GPS would be an input device, it tells the coordinates to your PC to use within Microsoft Streets and Trips or GRLevel 3.. whatever program needs this information.