Iridium PTT - The power of global push-to-talk in your hand

The Iridium® Push-to-Talk service features fast, simple, real-time, interoperable group communication with one push of a button. The Iridium PTT portfolio, including Iridium Extreme® PTT and Icom’s IC-SAT100, provides the power of global push-to-talk for even the most uncompromising operating environments.