10
5.14 GPS drift suppression
5.13.1 This function is deactivated by default, activate this function by Sending
"spassword" to tracker, it will reply" suppress drift ok". The GPS data stop updating if
vehicle is not moving and latitude and longitude always keep same, and GPS data updates
automatically when vehicle is moving.
5.13.2 Cancel this function by sending "nospassword" to tracker, it will reply"
nosuppress ok ".
5.15 Track mode
Send SMS “password” to the unit, and it will reply “tracker ok!” and switch to “track”
mode. The default mode is “track
5.16 Monitor
Send SMS “password” to the unit, and it will reply “monitor ok!” , Show that switch to
“monitor” mode. Call the device again, you can monitor.
5.17 Call
Send SMS “call+password” to the unit, and it will reply “call ok!”. Call the device again, the device
will have ringtones notification, short press answer button of the device, can talk now.
5.18 Speak
Send SMS “speak+password” to the unit, and it will reply “speak ok!”. Call the device again, it will
pick up automatically without pressing any button of the device, can speak now.
5.19 Data logging
5.19.1 Auto logging
：
When the tracker device lost GSM signals or fall offline from GPRS, tracker
will log the tracking position and alerts automatically in the SD card on the basis of the pre-set
condition, when GSM signals get back, all the event alerts will be auto-sent to the authorized
