File Name
METRACKCO STC68 User Guide
Creator
Humphrey NGUNDUE
METRACKCO
manage.track.protect.r
elax
Project
STC68
Creation Date Update
Date
2012-07-
13
2013-06-2
6
Sub Project
User Guide
Page
1 of 24
Revision
V1.8
Confidential
External Documentation
METRACKCO
manage.track.protect.relax
Copyright © 2013 Moango Group Holdings All rights reserved.
-10-
4.4.1 Multiple Phone numbers– A71
Command:
0000, A71, phone number 1, phone number 2, phone number 3
SMS Get:
IMEI, A71, OK
Note
：
Authorize a phone number for SOS alarm, calling for location report, geo-fence alarm, and low battery alarm. Phone
Number: Max 16 characters.
If no preset phone number, it is empty (default is empty).
Send command “0000, A71” to delete all phone numbers.
When the SOS button is pressed, STC68 will make a call to phone number 1, 2 and 3. It will stop calling when one
number answers.
Example:
0000,A71,1381 1111111,13822222222,13833333333
SMS Get:
353358017784062,A71,OK
4.4.2 Listening-in (Voice Monitoring) – A72
Command:
0000, A72, phone number 1, phone number 2
SMS Get:
IMEI, A72, OK
Note:
Authorize a phone number to make a silent call to the tracker. The tracker will answer the call automatically and
allows the caller to listen to what is happening around the tracker. There is no sound when the tracker is working.
Phone Number: 2 monitoring numbers at the most can be set, 16 characters per number.
If no preset phone number, it is empty (default).
If no phone number, but has “,”, the number related to this “,” is deleted.
Send command “0000, A72” to delete all phone numbers.
Example:
0000,A72,13844444444,13855555555
SMS Get:
353358017784062,A72,OK
4.4.3 Smart Sleep Mode – A73
Command:
0000,A73,X
SMS Get:
IMEI,A73,OK
Note:
This setting is for power saving.
X=0, turn off sleep mode (default). STC68 can work for 1.5 hours with back-up battery.
X=1,
normal sleep. STC68 can work for 4 hours with back-up battery. GSM module works. GPS module runs for 5
minutes and then close for 5 minutes intermittently.
Note: Normal Sleep is not recommended for users who set “track by interval”, because it will affect the
completeness of tracking.
X=2,
deep sleep, STC68 can work for 8 hours with back-up battery. The tracker will enter this mode after it is
inactive or stationary (No SOS/any triggered by the button/input/incoming calls/message/movement) for 5
minutes. GPS module stops working and GSM module enters sleep mode. The tracker remains in this mode until it
is activated by SOS/any triggered by the button/input/incoming calls/message/movement. After that, it will
