Iridium Extreme® PTT

The Iridium Extreme® Push-to-Talk (PTT) is the device for global dependability, adaptability and durability. Only Iridium can deliver the power of fast, simple and secure group communication with the toughest, most feature-rich PTT-enabled satellite phone on the market.

  • Pole to Pole coverage
  • Extend any existing radio network
  • Automatic programming & registration with easy-to-use navigation
  • Use on-foot, in-vehicle, or in-building with available accessories
  • Push-to-Talk communications are kept private with AES 256 encryption
  • Water, shock and dust resistance for unparalleled durability
  • Over-the-air talkgroup monitoring
  • Device talker ID and distance bearing


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  • Dimensions: 140 mm (L) x 60 mm (W) x 32 mm (D)
  • Weight: 268g
  • -10C to +55C operating temperature
  • Phone Mode battery Standby: Up to 54 hours
  • Phone Mode battery Talk time: Up to 6.5 hours
  • PTT Mode battery Standby: Up to 16.5 hours
  • PTT Mode battery Talk time: Up to 5 hours
  • Meets military-grade durability standards
  • Jet-water, shock and dust resistance (IP65-rated)
  • Integrated loudspeaker
  • Pre-programmable International Access Code (00 or +)
  • Mailbox for voice, numeric & text messages
  • Rugged, high-gain antenna
  • Daylight-readable, glare-resistant display
  • 2.5mm headset and hands-free capability
  • Mini-USB data port
  • Diamond treaded, taper grip for in-hand ergonomics
  • Compact, lightweight design for ultimate portability



  • Docking Stations
  • External Antennas
  • Battery Charging Stations
  • Chargers
  • Vehicle Docking Stations
  • Hands-free earpiece with microphone
  • High capacity batteries
  • Solar Charges