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Iridium Extreme PTT

Mobile Satellite Phone

Push-to-Talk Communication Anywhere on the Planet

The Iridium Extreme PTT Satellite Push-to-Talk (PTT) service is the world’s only global PTT network, allowing devices around the globe to communicate on the same talkgroup.

Iridium Extreme PTT is especially designed to withstand the rigorous conditions of users in extreme environments, anywhere in the world. Enhanced with an intelligently designed Push-to-Talk mode, an expanded loudspeaker, an extra reinforced PTT button, and an increased capacity battery, the Iridium Extreme PTT provides reliable, global communications.

The interface is intuitive and provides access to several communication services, including voice calling, SMS, and SOS via Phone Mode or PTT Mode, so that you can get in touch with your team instantly and securely, no matter where you are on the planet.


  • 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
  • Meets military-grade durability standards
  • Jet-water, shock and dust resistance (IP65-rated)
  • Compact, lightweight design for ultimate portability
  • Diamond treaded, taper grip for in-hand ergonomics
  • Integrated loudspeaker
  • Rugged, high-gain antenna
  • Daylight-readable, glare-resistant display
  • 2.5mm headset and hands-free capability
  • Mini-USB data port


  • Iridium Extreme® PTT device
  • High capacity battery
  • Travel charger with international adapters
  • Car charger
  • Leather case
  • USB data cable
  • User manual
  • 2 accessory adapters
  • Magnetic vehicle mount antenna with 5’ cable
  • Hands-free earpiece with microphone

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