With 50 channels these NOAA weather alert two-way radios give you maximum output power with Xtreme Range Technology in a rugged weatherproof case. Get clear crisp communication from 22 channels with 28 extra channels to choose from. With a range of up to 36 miles they re perfect for most adventures. 285 privacy codes give you up to 6270 channel options to help you block other conversations. Backlit LCD is easy to read during the day or night. Radios have five animal call alerts for attracting turkeys ducks crows cougars and wolves. Two-way radios also feature privacy codes direct/group calling NOAA weather radio/alert/scan silent operation whisper function SOS siren and more.