Retevis RB21 network radio is an unlimited range POC walkie talkie with a wide coverage area. With built-in Android 7.1 operating system, RB21 POC walkie talkie provide efficient, reliable, stable command and control communications, break through the geographical dimensional restrictions. It ensures that the staff provide timely service and help to Marathon runners and handles emergencies.
No Distance Limit
The range of full marathon up to 42 km, which ordinary walkie talkies can not work for so long range. But Retevis RB21 easily eliminates this distance restriction and can transmit and receive strong signal in any corner of the country.
Cost Saving
Two way radios used in event organization should be economic and reduce communication costs. Not like the RF transceiver, you don’t need the license to own or operate this POC radio RB21, which will save an extra cost to own the licence. It is a 100% network radio. It can be connected to the network in three ways: insert the sim phone card, connect to another phone hotspot and connect to WIFI. In these ways, you don’t need to pay any monthly fee and roaming charges.
GPS Track and Locate
RB21 comes with a high-accuracy GPS antenna, also with the online dispatch software, while instant location can be tracked by different platforms like PC and other smartphones.
Group Call
POC radio system is favorable for group users. Administrators can manage their own groups on the third-party management platform. It suitable for personnel need to communicate in different groups at the same time
Humanized design
![smart touch screen-Unlimited Range POC Walkie Talkie](http://twowayradiocommunity.com/wp-content/uploads/2021/08/Unlimited-Range-POC-Walkie-Talkie-For-Marathon-Retevis-RB21-Wendy-1.jpg)
The staff in charge of guiding and serving food in the marathon will be busy and tired, and they need light, portableand easy-to-use walkie-talkies. RB21 designs with the handheld non-slip shell, and smart touch sceen, which is an convenient tool help these users to check the radio’s information easily.
Other scenes:
Campus Protection
Construction Companies
Farm Operations
Traffic Command
Police Patrol
Port Dispatch
Hospital Emergency
Thank you for reading this blog! If you have any questions, pleasce leave your comments below. We are looking forward to your comments!
Check these two blogs to see how Retevis RB21 keeps the secuirty of campus and help farmers:
RB21 WI-FI WALKIE TALKIES KEEP THE SECURITY OF CAMPUS
5 REASONS TO TELL YOU WHY FARMERS HAVE TO HAVE A POC RADIO RB21
Views: 27