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steps how to upgrade AilunceHS2 firmware.  ...

Venturing for miles into the forest without backup is one of the most dangerous activities you can perform. Thankfully, radios can keep you in contact with other hunters, hikers, and outdoorsmen while taking up very little space and weight.  ...

In general, radio waves travel in straight lines. They can go around and through things but this can drastically affect the strength and clarity of the signal. This causes problems when you’re operating a radio system in a built-up, hilly, or mountainous area.   ...

Retevis RTC29 Six-Way Charger Multi Gang Bank Charger for RT29 HD1 Walkie Talkie and Battery  ...

We all know that HD1 is an FPP radio. It allows us to program the radio via the radio keypad. Can we save my favorite FM broadcast channel via the radio keypad? Yes!  ...

Few days ago, I received a customer problem, how do I install the Nextion Driver on his Pi-Star MMDVM Hotspot? Today I will share my experience how to update the Nextion Display.  ...

Roaming is when a radio is set to automatically move between repeaters depending on which has the strongest signal. In the roaming system you have to set the RSSI (Received signal strength indicator) threshold which is minimum signal strength that the radio will consider to be strong enough before it starts searching for a stronger signal. Roaming function is a safety feature on the mobile radio.  It has roaming fucntion on Retevis RT73.   ...

Do you know why does a mobile car radio need to have scan function?  I think the answer is that the scan function can reduces driver distraction.  ...

Hang Up only work on digital mode. it means the radio will transmit as the last receive information within the Hang Up setting time.  ...

Recently many customers have problems of connecting DMR repeater. How to set Ailunce HD1 in software to connect DMR repeater? If you're a newbie, and want to connect to DMR repeater, please try to set your Ailunce HD1 again. the blog provides the detail steps that you can refer to.  ...