Iridium Extreme® PTT
Push-to-talk just got smarter and tougher. Everywhere.
The Iridium Extreme® PTT is a rugged, satellite-enabled device that delivers instant, secure, Push-to-Talk communication anywhere on the planet. Built for tough environments, it lets teams stay connected in real time, even far beyond traditional network coverage.
Description
Key features
Specifications
More features
Reliable Global PTT Connectivity for Demanding Operations
Iridium Extreme® PTT combines the power of a satellite phone with real-time Push-to-Talk functionality — offering secure group communication at the push of a button. Built to withstand harsh environments, it features a reinforced design, loud audio, long battery life, and a simple interface that lets users switch between PTT, calls, SMS, and SOS with ease.
With dynamic talkgroup control, over-the-air updates, and device tracking features, this satellite communicator provides unmatched operational awareness. Powered by the Iridium® global network, it ensures teams remain instantly connected — anytime, anywhere.

Features |
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Dual ModePTT and phone modes for one-to-many or one-to-one communications |
Extreme DurabilityWeather-resistant keypad, wind-resistant microphone, IP65, MIL-STD 810F |
Secure CommunicationsSecure and private comms with AES-256 Encryption |
InteroperabilityWorks with other PTT devices and Land-Mobile Radio (LMR) systems |
VersatilityCan be used on-foot, in-vehicle, or in-building with Iridium PTT accessories |
Emergency ReadyOne-touch, programmable SOS button for 24/7 emergency assistance available in phone mode |
Iridium PTT Command CenterDrag and drop interface to easily configure users, talkgroups, and coverage areas in real time over-the-air by administrators or operation centers |
Mechanical
- Dimensions (L x W x H): 140mm x 60mm x 32mm
- Weight: 268 g
Environmental
- Operating Temperature Range: 10 to 55 ℃
- Durability Standard: MIL-STD 810F
- Ingress Protection: IP65
Battery
- Battery Life, Talk Time: 5 hr
- Battery Life, Standby: 16.5 hr
Network
- Telephony: Yes
- Location Based Services: Yes
User Experience
- GEOS Support: Yes
- Global: Works pole-to-pole where you need it
- Mobile: Fully integrated for on-the-move, handheld use
- Fast: Call set-up and inter-call performance in-line with traditional solutions
- Simple: Automatic programming and registration with easy-to-use menu navigation
- Adaptable: Use on-foot, in-vehicle, or in-building with available accessories
- Secure: Push-to-Talk communications are kept private with AES 256 encryption