Well, yes... and it took less than a minute to find them. And here is what they do with their radios: "WE ARE IN THE GOLF BUSINESS AND WE WILL USE RADIOS TO BETTER
COMMUNICATE, AND CONTROL SPRINKLERS." Perhaps a spectrum sweep is in order on the next visit, or a search.... start your search
HERE , then take a little time to look at the options available and then experiment a little...