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Iridium Extreme Push To Talk (PTT) Satellite Phone

Iridium Extreme Push To Talk (PTT) Satellite Phone

Dust & Water Resistant

One of the more rugged devices, this unit has a very high Ingress Protection (IP) rating. See more information for the exact rating.

Buying Guide

Need more information on this prodcut?  Check out our buying guide

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This device gives you the added peace of mind of being able to send a quick, and simple message to friends, family or colleagues to let them know you are safe. Even in the remotest of places.

Coverage Map - Iridium

Check out the coverage for Iridium here


Not sure about purchasing?  We also rent this device out and you can check out more information on pricing and availabilty here


Create custom geo-fence areas with this device using GTCTrack, to make sure that your assets and/or personel are in safe areas at all times.

Global Coverage

Keep in contact anywhere on the planet with this device.  Simply get a clear line of sight to the sky and you'll be able to take advantage of its features.

GPS Compatible

Taking advantage of the GPS constellation this device with give you pin point accuracy when sending out a position report.

Low Speed Data

This unit is ideal to be used in conjunction with our compression software, SpeedMail, to allow you to send and receive basic emails and also gain access to GRIB Weather files.

Online Tracking

Track your asset online via GTCTrack, providing added peace of mind for you and all of your followers back home.

SMS & Email Capability

Send a message through your satellite phone to an email address or SMS number.

SOS Function

Have added peace of mind by settting up the designated SOS button on this device.  You can either set this up to send to friends, family or colleagues or alternatively why not be super safe and sign up to GEOS emergency response (GEOS service not available on PLBs or EPIRBs)


Automated tracking is available on this device meaning people can view your position in real time on GTCTrack

Voice Capability

Stay only a phone call away from friends, family or colleagues even when in the remotest of areas!


Even when you are not around to take a call on your satellite phone, it will be as simple as always for the caller to leave you a message for you to listen to when you are back in signal.


Iridium Extreme PTT allows fast, simple, secure and adaptable group communication on the toughest, push-to-talk enabled satellite phone on the market.

PDF Downloads

View FilePush To Talk Brochure    Size: (3.33 MB)
View FilePush To Talk Data Sheet    Size: (8.26 MB)

Powered by the world’s furthest reaching network, the Iridium Extreme PTT is engineered to support high intensity users with the world’s first global push-to-talk service as well Iridium’s standard global voice calling, SMS and SOS. When using PTT, the handheld device gives your team access to unparalleled situation awareness and control features, including:

  • Automatic registration
  • Over-the-air talkgroup programming
  • PTT service status
  • Dynamic talkgroup selection and monitoring
  • Device talker ID
  • Device talker distance and bearing
  • Visual and audio talkgroup scan

Only Iridium can deliver push-to-talk the way it was meant to be, without the expense and limitations of traditional ground-based towers and repeaters. The Iridium Extreme PTT satellite phone comes with:

  • 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

The Iridium Extreme PTT has an IP65 rating which means it is dust proof, shock resistant and jet water resistant. It also offers military-grade 810F durability.

Global Works from pole-to-pole, where and when you need it.

Mobile Fully integrated for reliable 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 Iridium Push-to-Talk communications are kept private with AES 256 encryption.

Airtime: Please click here for airtime options.



  • Weight: 268g
  • Measurements: 140mm x 60mm x 32mm
  • Talk Time (Phone Mode) Battery Life: Up to 6.5 hours
  • Standby Time (Phone Mode) Battery Life: Up to 54 hours
  • Talk Time (PTT Mode) Battery Life: Up to 5 hours
  • Standby Time (PTT Mode) Battery Life: Up to 16.5 hours
  • IP-65 Jet-water, shock and dust resistance
  • Military Grade Ruggedness (Mil-Std 810F)

Key Features:

  • GPS-enabled location-based services
  • Online tracking
  • 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

Please click here for airtime options.

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