To start working with FMB + FMB functionality '''03.29.00.Rev.00''' firmware or newer will be required to be used. You can check what devices are compatible with using this firmware on [https://wiki.teltonika-gps.com/view/Compability_table_for_FMB_%2B_FMB_backup_tracking '''Compability table for FMB + FMB backup tracking'''] page.
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To start working with FMB + FMB functionality '''03.27.13.Rev.452''' firmware or newer will be required to be used. You can check what devices are compatible with using this firmware on [https://wiki.teltonika-gps.com/view/Compability_table_for_FMB_%2B_FMB_backup_tracking '''Compability table for FMB + FMB backup tracking'''] page.