Iridium EXTREME PTT satellite

The Iridium Extreme® PTT is a rugged and high-performance satellite handset designed for group communications in PTT (Push-To-Talk) mode, while still offering voice, SMS, data, SOS, and GPS functions. It provides global connectivity, including in extremely demanding environments, thanks to the Iridium network.

Global PTT

Instant group communication anywhere on the planet.

Voice & SMS

Integrated standard phone mode for added flexibility.

IP65

Resistant to water, dust, and harsh environments.

AES-256

Encrypted communication for secure, confidential exchanges.

Key Features

Global PTT + Phone Mode

The handset combines truly global PTT communication with standard voice calls. You can switch from “group” mode (PTT) to one-to-one calling, making it highly versatile for field teams.

Military-grade Ruggedness

Built to MIL-STD 810F standards, it withstands shocks, vibration, water, and dust (IP65). The PTT button is reinforced, and the handset features an ergonomic “diamond-tread” grip for secure handling.

Security & Tracking

It supports secure communications (AES-256 encryption), a programmable SOS button for emergency situations, as well as GPS tracking and location services for team coordination.

Technical Specifications

Dimensions	140 x 60 x 32 mm
Weight	268 g
Ingress Protection	IP65
Operating temperature	- 10°C à + 55°C
Battery	Lithium-ion, up to 3h in communication

Documentation

Services

Iridium PTT, voice calls, SMS, data, SOS, and GPS location services.