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Retevis RT73 is the new generation of mini DMR ham mobile radio from Retevis. It not only has a built-in speaker on the radio, but the original microphone also has a built-in speaker. so you can set up our speakers according to your needs when you use the transceiver.  ...

Retevis RT73 is the new generation mini DMR mobile radio of Retevis. We know that the time slot is also a very important part when setting the DMR channel, otherwise, it will fail to communicate successfully. Today we will talk about the precautions for the RT73 time slot setting.  ...

Retevis RB22 is a UHF frequency band DMR radio. It comes with semi-keyboard which brings you a new experience, and comes with a 1.77inch color screen which also provide you a wonderful visual experience.  Although it dont has the number key, but it also can do pront panel program.   ...

All models of Retevis and Ailunce have overcharge protection function.  ...

Retevis walkie-talkies basically have 1750 functions, and some walkie-talkies cover four types of single-tone pulse signaling, such as Retevis RT23, Ailunce HD1.  ...

What is the difference between digital hotspot and MMDVM digital hotspot repeater?   ...

Now no matter analog radio or digital radio dual band radio, they both have dual standby, but dual receive radio is not unusual; But do you know what is the difference between dual standby and dual receive?  ...

Retevis RT73 mobile radio and Retevis RB22 Semi-keyboard UHF DMR Radio are both have the roaming function.  ...

If you have Ailunce HD1, do you have the time that must use a Kenwood 2-pin mic, headphones, or other accessaries? If yes, the adapter is your savior.  ...

Recently, our ham cute came over to ask why we need to set the color code. today let's talk about the color code. Everyone who uses digital radios knows that the color code is an important parameter for setting the digital channel, but why do you need to set the color code? We need to understand the source of the color code.  ...