Unsuccessful program of H777 reason
Program H777? But sometimes it is fails to program. Do […]
Retevis H777 is classic model, very high performance price ratio, makes it very hot sellings for years. Some rookies may wanna know how to programme H777?
How to get support faster when encountering programming
How to get support faster when encountering programming problems? Read More »
First of all, the old and new versions of H777 cannot c
How to Make New and Old Version H777 Communication Read More »
Retevis two way radio all can talk with each other. He
Some customers have an issue about how to successfully programme a walkie talkie, please follow to programme your radio