We are often asked by customers, what is the difference of your analog walkie talkies? How do I distinguish different analog walkie talkies? Or If I need a radio, which should I select? Now let us summary different Retevis walkie talkies. 1. According to the environment. How to select a different frequency range?UHF has a strong penetrating ability, suitable for occasions with many buildings, such as city, warehouse. VHF diffraction ability, suitable for using in surroundings and environment that is open and fewer barriers. Such as farm, sea, beach… We have UHF radios, such as H777,RT21,RT22… Some walkie talkies have UHF and VHF frequency band, they are different radios, such as RT3, RT29… Also are UHF&VHF, they are more convenient, …
