Inmarsat GSPS (Global Satellite Phone Service) provides high-reliability voice, short messaging (SMS) and 2400 bps data using a small handheld satellite phone. An advanced network of geosynchronous satellites and terrestrial infrastructure have made Inmarsat the gold standard for reliability and performance. This means that unlike Iridium, an Inmarsat GSPS satellite phone can maintain long duration calls with limited call drops. In addition to handheld Inmarsat GSPS satellite phones, Outfitter Satellite offers docking stations and external antennas for vehicular, in-building, and marine applications. Outfitter Satellite offers IsatPhone rentals for short-term applications.
Outfitter Satellite recommends Inmarsat GSPS for use inside the region indicated by the solid-gold-line (20 degree elevation angle relative to the horizon). Outside this region mountains and trees can easily block a low-lying satellite. Users is in extremely mountainous areas should verify whether the Inmarsat satellite is visible from their expected location before traveling.
Inmarsat GSPS Prepaid Plans: Outfitter Satellite offers prepaid plans with convenient online reloads. Online prepaid reload vouchers are available from 50 minutes to 5000 minutes. To further assist you, we send reload reminders to your email address starting about a month before your prepaid expiration date. Unused prepaid units will roll forward into the new validity period if you reload before the validity expiration date occurs.
Inmarsat GSPS Postpaid Plans:
Pay-as-you-go plans include call detail. Different minute-bundle packages are available to suite every application and budget. Seasonal 3-month term are available for users that do not need year round satellite access. Special regionally-optimized plans are available for users whose primary need is limited to the continental US, Canada, or Alaska.