Blog
How to manually program Retevis RB22 talk to Ailunce HD1
- Dec 31,2021
- Vivian
- 0 Comments
- User Tutorial
Although Retevis RB22 is a semi-keyboard DMR radio, it also supports programs manually. ...
How to judge whether the antenna is compatible with the walkie-talkie
- Dec 31,2021
- Vivian
- 0 Comments
- User Tutorial
How to judge whether an antenna is compatible with your radio? Generally speaking, how to judge whether an antenna can make your walkie-talkie achieve better reception? ...
How to set the microphone speaker of Retevis RT73?
- Dec 31,2021
- Yamy
- 0 Comments
- User Tutorial
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. ...
How to set the Time Slot of Retevis RT73?
- Dec 31,2021
- Yamy
- 0 Comments
- User Tutorial
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 Dual Band DMR Radio
- Dec 31,2021
- Vivian
- 0 Comments
- Radio Introduction
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. ...
Overcharge protection of walkie-talkie battery
- Dec 31,2021
- Vivian
- 0 Comments
- User Tutorial
All models of Retevis and Ailunce have overcharge protection function. ...
Something about 1750Hz tone
- Dec 31,2021
- Vivian
- 0 Comments
- User Tutorial
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. ...
Digital repeater or MMDVM hotspot? How to choose?
- Dec 31,2021
- Vivian
- 0 Comments
- User Tutorial
What is the difference between digital hotspot and MMDVM digital hotspot repeater? ...
The Difference between Dual Standby and Dual Receive on Two Way Radios
- Dec 22,2021
- Vivian
- 0 Comments
- User Tutorial
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? ...
What is roaming? Is it useful? When will it be used?
- Dec 22,2021
- Vivian
- 0 Comments
- Radio Function
Retevis RT73 mobile radio and Retevis RB22 Semi-keyboard UHF DMR Radio are both have the roaming function. ...