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Some times we often get email from our customer said, w […]

RT84 is dual band DMR radio with DCDM function, which is Dual Capacity Direct Mode. It’s a featue which allows two slots operation on simplex. As we all know, normally slot doesn’t work on direct mode, but open DCDM function, slot will work

The Rx Group Lists control which Talk Group numbers are decoded for any digital channel.Just to be clear only TG numbers in the Rx Group List selected for each channel will be decoded, any others will be ignored. RT52 as dual band dual PTT DMR radio also has RX group list,

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,

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RT-5R walkie talkie  and RT-5RV  walkie talkie let&#821