It has more features and accessories than any other satellite phone.
It is the only one with real time tracking. Iridium Extreme Satellite Phone, Part #: 9575, Iridium Extreme is the toughest handset ever from the only company that offers real global, real mobile, real reliable communications. And it can connect with Iridium AxcessPoint to create a Wi-Fi hotspot to keep in touch on your trusted devices - everywhere,Ruggedized: No other phone in the world has more guts or grit than Iridium Extreme. It is dust proof, shock and jet-water resistant.