When using walkie-talkies, do you often have questions like, what is Sub-audio and what functions does it have? This blog will help you understand it. The English term for sub-audio signaling is Continuous Tone Controlled Squelch…
The battery is an important factor affecting the service life of the two-way radio. How much do you know about the use of batteries? This blog briefly introduces some knowledge about batteries. 1. Do you need…
GMRS is a licensed radio. A license costs $35, but covers the entire home and is valid for 10 years, which is favored by many seasoned hams. They find that using GMRS radios is an easy…
Retevis RB47 is a new portable waterproof radio with an IP67 rating. Compared to other license-free waterproof radios, the RB47 has a better range of 1-3 miles and a more affordable price. In addition to the…
Retevis RA79 is Retevis’s new ham radio, was very popular as soon as it was launched. It is cheap and can be used as the first radio for many novice hams. And it has many functions,…
Retevis RA89 is a dual-band VHF UHF handheld waterproof 2-way radio. With an IP68 waterproof rating, it is suitable for various harsh communication environments. There are 38 settings in the menu you can directly edit from…
Seniors often require special attention from their children and caretakers. They must be able to communicate quickly and effortlessly to let people know they require assistance. Walkie talkies offer an easy communication solution for seniors and…
The Retevis RA89 has a waterproof rating of IP68. The ‘8’ is the highest number on the IP water rating scale. So, the RA89 has a very high waterproof rating. IP68 Waterproof Rating At its most…
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RA89 highest model of the Retevis radio from the series of portable devices with USB-C
by retevisby retevisRA89 highest model of the Retevis radio from the series of portable devices with USB-C. FR High power 10 WAtt A lot of power, because 10W output power in the 136-174MHz and 400-480MHz bands (the so-called…
Retevis RA79 is a full-band receiving ham radio, that supports all-band receiving from 50-600MHz including Aviation Band AM, 2m, and 70cm ham band, and others. It has many functions, so how to Wireless Clone? This blog…
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