First of all, the old and new versions of H777 cannot communicate because their frequencies and CTCSS/DCS are different, so we need to Set the frequency and CTCSS/DCS of the old version H777 to be the same as the new version H777 through programming software, so that we can Realized the communication between the old […]
How to Make New and Old Version H777 Communication Read More »
Retevis RB18 /RB618 is a small size free license radio. With the basic functions like VOX , SCAN, NOAA weather, it also have a dual PTT button and USB charging cable. So it is very convenient to take out and being charged. And through its software, you can edit the frequency and change the functions
How to Program the Software of RB18? Read More »
Retevis RB28 is our newly released free license radio. It has the basic functions like VOX , SCAN, NOAA weather. Which is a good choice for business use and personal use. Some functions can be changed manually by keypad, some are not. Today we teach you how to program the software of RB28. Here is
How to Program the Software of RB28? Read More »
Update: RT95 VOX can be programmed by Chirp software. We have many models of walkie-talkies that can be programmed using software, for example, Retevis H777, RT1, RT21, RT22, etc. More models can look at the chart. And maybe you have seen, the yellow area covers RB17A, RB26, RT76, AND RT85, which are the new models
Update: RT95 VOX can be programmed by Chirp software Read More »
What is VOX function?How to use it?Let me introduce it to you.When using your H777S,turn on this Vox function,you don’t need press PTT button when transmiting. When VOX is on your working channel,speak to the microphone directly,it will transmit automatically.It looks like this function is very convenience,So how to operate H777S Vox function?Let’s learn it
How to active VOX function of H777S? Read More »
H777S is a license-free and stylish radio. it has FRS certification,so it is popular with America. H777S have TOT function,some customer will ask what mean is”TOT”? What role does it have? How can i set this function? Today we will learn what is TOT?And how to set it? What is “TOT”? TOT means “time out timer”. When
How to set TOT function of H777S? Read More »
Both H777 and H777S are analog radio, if make them can talk with each other, please keep same frequency and CTCSS/DCS in same channel. Let us detailedly study how to make Retevis talk with H777S?
How to make Retevis H777 talk with H777S? Read More »
Program H777? But sometimes it is fails to program. Do you want to know the reason? I think maybe caused by the following reasons: Program failed reason 1:Download the wrong USB driver and wrong software. Install the right software and the USB driver. But please notice choose the right bit and the system. You can
Unsuccessful program of H777 reason Read More »
RT23 is Dual Band/ Dual Receive/ 360 Degree Channel Knob, and with cross-band repeater function, which can make UHF radio talk with VHF radio. How to programme RT23?
How to programme RT23 in software? Read More »
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 programme H777? Read More »
