This article summarizes the accessories for the NR30 series of noise-canceling walkie-talkies, including programming cables, headsets and shoulder microphones. The accessories apply to the NR30, NR...

As amateur radio enthusiasts continue to explore the world of digital communications, two popular options have emerged: digital repeaters and MMDVM (Multi-Mode Digital Voice Modem) hotspots. One of...

Encryption is an important means of securing data, and it applies to radio communications as well.The Retevis NR30D is a new walkie-talkie with AES256 encryption that provides reliable team communi...

For large companies and clubs with large areas and large numbers of people, the Ailunce HD2 DMR intercom has a high power of 10W, providing reliable signal coverage and clear sound quality to impro...