RT84 can add channel on RT84 by hand conveniently, when you have no computer available for programming at hand. Do you know how to add channel on RT84 by hand?

HD1  Problems and Solutions :Ailunce HD1 is a walkie-ta

Ailunce HD1 Function For  ham enthusiasts, choosing a f

 The RT81 walkie-talkie is a powerful yet easy to opera

How to connect RT83 to digital repeater RT9550?For radio communication, if the range is not as far as required, it’s really a headache issue. Retevis has a DMR repeater, with digital and analog mode available. Retevis RT9550.Repeater is a good solution when you want to increase the communication range.

Retevis RT52 is dual band dual PTT GPS DMR radio, we know how to set RT52 private call in last article, do you know how to set Retevis RT52 group call?

Many walkie-talkies of the same brand can talk directly

Retevis RT52 is dual band, dual PTT DMR radio. Some customer are curious what’s dual PTT function, what’s the advantages of dual PTT, how to operate dual PTT?

Retevis RT29 is an analog radio,  UHF or VHF available,