This 1970s craze is still going strong. Truckers and RVers love CB radio - communicate with others on the road, outdoors, or from home -- 40 channels, up to 5 miles, no license.
Amateur (ham) radio is the ultimate communications hobby. Hams transmit thousands of miles with 19th century Morse code and 21st century technology. Test-based license required.
FRS is often used by families and groups to communicate at events like camping and amusement parks. No license, 22 channels, two mile range.
Like FRS, GMRS is used by families and groups to communicate at activities and events. Thirty channels, license required, communicate up to 10 miles.
MURS is typically used by businesses, schools and organizations. Two mile range, five channels, no license required.
Why not a cellphone? They seem to work just fine. Or do they? Not when you really need them - camping in the wilderness or mountains, on the ocean, or in a natural disaster. Here are some of many reasons why you need two-way radios: