Uniden TRU waterproof 2-way radios22 Channel 7 FRS and 15 GMRS6,270 Channel combinations285 Privacy settings 142 Privacy codes and 143 group codes per channel help to reduce interference from other usersMaximum allowed power for best range performanceDirect call lets you contact someone directly without disturbing others in groupAutomatic channel change change your group to another channel to get away from interferenceMeets JIS7 waterproof specs can be submersed in up to 1 meter for 30 minutesWeather alert receive emergency/ weather broadcasts from the NOAA national weather service. When in emergency/weather mode, the system monitors the selected emergency/weather channel for alerts when not communicatingRoger beep lets you know when others finish their transmissionUNGMR36992CK