Twitter supports Iridium, Thuraya*, and Inmarsat* as mobile carriers. Users of these satellite phones can send Tweets to all of their followers using the SMS messaging capability of their satellite phones. They, in turn, will receive your Tweets moments later on their cell phones, (if they have set up text...

The 9555 continues to be a workhorse phone for Iridium. Despite its longevity, the 9555 is still a robust, well-performing device that costs a little less than new equipment. Firmware upgrades help to keep these phones up-to-date with bug fixes and network improvements.Do I Need a Firmware Upgrade?First, determine what...

When you power on the EXPLORER 700 terminal, is the display blank? This does not necessarily mean the terminal is not working. The EXPLORER 700 may be in Stealth Mode. Stealth Mode turns off all the displays, indicators and sounds on the terminal and is typically used for night-time military...