Iridium Push-To-Talk

Iridium Push-To-Talk

Fast & secure communications

Iridium Push-to-Talk (PTT) group communications from the cockpit

Iridium Push-To-Talk

Global Push-to-talk (PTT) group comms with DZMx

With Iridium’s constellation of 66 crosslinked Low-Earth Orbit satellites, Iridium Push-to-Talk is built for speed, allowing you to connect with your team instantly and securely, anywhere on the planet.

Flightcell DZMx's Iridium PTT functionality provides global one-to-many communications that is fast and secure.

Fast & secure communications

Flightcell DZMx switches between standard phone mode and PTT mode at the push of a button. Finish a person-to-person call, switch modes, and a few seconds later be talking to a team of people.

Aircraft that integrate PTT into their DZMx can talk to:

  • Other aircraft with PTT

  • Ground units using Iridium Extreme PTT handsets

  • Vehicles equipped with PTT

  • Command posts equipped with DZMx PTT ground stations




Flightcell DZMx & PTT

Flightcell DZMx with Iridium® Push-to-Talk provides:

  • One to many fast and secure voice communications

  • Quick switch over between phone and PTT mode

  • Dual mode phone and PTT capability

  • Fast talkgroup selection

  • Automatic registration

  • Talker ID






Valuable tool for key industries

Flightcell DZMx's Iridium PTT functionality is particularly suited to military, first responder and search and rescue operators. Often their missions take place across large geographic areas and are required to communicate to multiple parties in both the air and on the ground.

Iridium PTT comes with AES-256 encryption ensuring communications are secure.




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