Model 9602-A is a variant of the 9602-LP Tracker with internal Iridium® and GPS antennas. NAL’s Model 9602-A Tracker is an ultra-low power consumption tracker designed for SBD data communication using the Iridium satellite network. Model 9602-A can send either standard or 256-bit AES-encrypted GPS reports at a pre-programmed interval ranging from once every four seconds to once every seven days. The interval can be changed remotely while the unit is in the field.