Category Archives :User Tutorial

Do you know why the time of your Ailunce HD1 won't stop even though you turn off your radio? it's because of the internal battery. In addition to time, do you know what functions the internal battery affects?  ...

We know, if we have two Ailunce HD1, we can kill and wake each other remotely, but how to wake up Ailunce HD1 if it is killed remotely by a stranger?  ...

Do you know why can't your UV dual-band radio HD1 set the RX frequency to 447.1875MHZ?  ...

Although Retevis RB22 is a semi-keyboard DMR radio, it also supports programs manually.  ...

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?   ...

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.  ...

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?   ...