DMR radio Retevis RT8 for search and rescue team, with the good performace. We tested the Retevis RT8 UHF with the GPS and proved to be a winning combination. As the communication tools for Search and …
The IP rating of a radio or oter device is made up of two numbers.
The first number indicates the level of protection against ingress of solid objects including dust etc.
The second number (and the most important one when choosing a walkie-talkie!) is the level of protection from water or other liquids.
The higher each number is, the better the protection against solid objects or liquids getting into the radio and damaging it.