Communicating walkie-talkie style PTT is a 20-year-old technology that works in a similar way to walkie-talkies. It's a two-way radio communication system in which the user pushes a button to ...

The Picatinny Rail Mount allows users to attach their Choice Remote PTT Button to any Picatinny rail system. When speed and efficiency of action matters, wire-free communication can save lives.

"We are thrilled to introduce the PTT-284G Push To Talk Over Cellular walkie talkie radio to our customers" The PTT-284G stands out in the market as a highly affordable option without compromising ...

The farthest spacecraft in the universe went momentarily rogue, but scientists breathed a sigh of relief when it reconnected ...

Voyager 1 switched to a very old backup radio transmitter, not used since 1981, restoring NASA’s contact amid communication ...

In the UK, our digital broadcast radio uses a system called DAB, for Digital Audio Broadcasting. There are a variety of standards used around the world for digital radio, and it’s fair to say ...

The notification shade offers quick access to the radio controls ... the Rugby Pro is AT&T's new "Enhanced PTT" service. It's a rejiggered push-to-talk system that, according to AT&T, makes ...

Trunked radio systems can be difficult to wrap one’s mind around, and that’s partially by design. They’re typically used by organizations like police, firefighters, and EMS to share a ...

GSM radio is wireless communication system that divides geographic areas into small radio areas (cells) that are interconnected with each other. Each cell coverage area has one or several transmitters ...

Using the eponymous company's proprietary hardware, you can view security footage from actual cameras and communicate with actual UHF or VHF two-way radio systems. The free version limits you to a ...

Using the CHIME telescope, an international team of astronomers has detected a new repeating fast radio burst (FRBs) source ...