How to set RT82 emergency alarm?

Retevis RT82 is IP67 professional water-proof, dust-proof, dual band digital radio, popular in many hams and Retevis fans. RT82 has an important function called emergency alarm. When you are using RT82 in a security team, or when you are outdoors for exploring. In case you are in emergency situation, just press the pre-set emergency button,…

How to set RT82 group call?

RT82 is IP67 water-dustproof dual band dmr radio, frequency band UHF 400-480MHz and VHF 136-174MHz. Many customers expected and interested in it, once available on sale, it’s sold out. In last article, we discussed how to set RT82 private call. Today let’s study together how to programme RT82 group call.