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, then your partner’s radio(at corresponding communication channel), will start emergency alarm at the same time. they will come and help you soon, or call you for checking, this makes yourself safer. Do you know how to set RT82 emergency alarm function? We need pre-set in RT8 software. Step 1: designate the side key to be emergency function Step 2: Set Group Call Digital Contacts Make …
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