Most people don't give it a second thought, others use it in their everyday travels, and many salesmen and businessmen would literally be lost without it. What is it? Its full name is "Global Positioning System" or GPS for short. The use of GPS in the above mentioned scenarios is justified and beneficial. "Garmin", and "Tom Tom" are two of the most advertised. Recently, Tom Tom apologized to its users when it admitted that it sold information about their customers driving habits to the Dutch Police.
For a longer range, you will need to get on a GMRS (General Mobil Radio Service) which will require a special license that the FCC can supply. FRS (Family Radio Service) is the general radio frequency data for families and recreational use that two-way radios use. You will also find two-way radios on the UHF (Ultra High Frequency) for better reception. Compared to the large radios of 20 years ago, todays two way radios fit right in the palm of your hand are rather small. Most are only 5 to 12 ounces in weight. Two way radios run on alkaline batteries or nickel cadmium batteries (check with the manufacturer).
Walkie Talkie Watches are elegant high quality wristwatches with full clock function that are also real professional police communication communicators with voice activation. They're perfect for hiking, biking, mountaineering and other outdoor sports and - best of all - they let you communicate for free. Can your super-expensive iPhone do that?
You see, George Boldt (a hotel magnate) bought Heart Island in the early 1900s I believe it was and hired all kinds of folks to build this castle for his wife as a summer home. Unfortunately, his wife died of consumption before the castle's completion and he had everything stopped. There it sat for a number of years deteriorating and being subject to vandalism and what have you. Now this castle is owned by the 1000 Islands icom radio (bought for a whopping one dollar from Boldt's daughter) and they have been restoring it, but never plan to complete it. They feel it should stand as Boldt left it.
Now there will not confusion about which wire to connect radio equipment to which terminal where are the jumper cables or worrying about getting battery acid on your clothes.