Feature rich, Fully Portbale Tracking, Security and Messaging Transponder


The GMPT-401 is a unique individual component solution that transforms an iPhone into a satellite tracking and messaging device. For personal, industrial, enterprise and remote workforces needing robust and reliable communications wherever they are at work, the GMPT-401’s satellite-based tracking and 2-way text messaging capabilities offer peace of mind, in a portable design using your existing IOS smartphone devices  




Seamless integration with iPhone

Transforms your existing iPhone into a satellite personal tracking and messaging solution with feature-rich tracker app (SOS, location, waypoint, trip info, alert)

Secure, reliable worldwide satellite connectivity

Using Iridium LEO satellite architecture, tracks and monitors assets and individuals anywhere in the world with field-proven and affordable satellite connectivity

Compact, Tough and Hazloc approved

C1D2 and IP67-rated lightweight and ergonomic design with battery sharing capability, making it suitable for long-term use in virtually all environments

Individual Component Design Forming a Flexible Solution

Consists of a satellite tracker unit that can operate as a standalone device, an optional smartphone holder and a detachable antenna, offering a seamless user experience. The antenna can be removed to connect GMPT-401 to an external antenna, to track boats or vehicles.

Monitoring for People and Assets, Worldwide

Full-featured tracking and monitoring technology facilitates viewing of your workforce and assets in a standard web browser

Two-way Communication

Quickly locate and communicate with team members based on geolocation and status, and send/receive messages directly to/ from other devices without going through a central command server

App-Based POI Buttons

Point-of- Interest (POI) button to easily add POIs to shared maps and indicate safe / unsafe areas

Interactive SOS App

SOS alerts can be initiated either via the GMPT-401 SOS switch or via the smartphone app. With the device and smartphone separate but within Bluetooth range, the SOS alert can be initiated by both. SOS acknowledgement can be shown on the smartphone screen and via the Personal Tracker’s LED.

Flexible Configuration Options

Can be adjusted and configured either over the air or via smartphone; instantly change reporting rate and wakeup interval using smartphone.

Advanced Battery Management

Unique built-in smart battery sharing capability between tracker & smartphone with set battery threshold in cases of emergency. Charge GMPT-401 and smartphone simultaneously via holder


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