ptt walkie talkie rb21

Familiar with your POC walkie-talkies RB21

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POC walkie-talkies RB21 is the latest model from Retevis. But lots of people still don’t know more about the PTT walkie-talkies. In this blog I will talk about something about RB21 and PoC radios, to help you familiar with your POC radio RB21. First, Do you know what is PoC radio? PoC means Push to […]

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retevis RB21 PTT walkie talkie user guide

How to Operate Your PTT walkie talkie RB21

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PTT walkie talkie RB21 is the real POC two-way radio. It offers the Management platform to add groups or members, and also offers the GPS dispatch system to track and locate the group members. RB21 POC walkie-talkies not only support 2G/3G/4G cellular data network but also support Wifi network. The best choice for a business

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