Blogs

A supervisor in a high-visibility vest crosses a freight yard at dusk with a compact radio at chest height.

How a Push-to-Talk Over Cellular Radio Works

A push-to-talk over cellular radio sends your voice as data over a mobile network to a server, which relays it to your group. Range is the network's coverage, not the...

How a Push-to-Talk Over Cellular Radio Works

A push-to-talk over cellular radio sends your voice as data over a mobile network to a server, which relays it to your group. Range is the network's coverage, not the...

A compact Echo radio rests on a desk beside a closed laptop in morning light.

What an Encrypted Walkie Talkie Actually Protec...

Encryption scrambles the audio with a key before it leaves the radio. Whether that is permitted depends on the radio service, and whether it protects you depends on what else...

What an Encrypted Walkie Talkie Actually Protec...

Encryption scrambles the audio with a key before it leaves the radio. Whether that is permitted depends on the radio service, and whether it protects you depends on what else...