interested in getting a garmin glo and mounting a andriod tablet in my boat.... anyone have any experiences with them yet? seams like a good product, do you have to pay yearly? or one time payment?
https://buy.garmin.com/en-US/US/oem/sensors-and-boards/glo-/prod109827.html
https://buy.garmin.com/en-US/US/oem/sensors-and-boards/glo-/prod109827.html