Concox GT03A - User Manual

Questions and Answers

C
Cynthia MartinezJul 31, 2025
What to do if my Concox GPS can not connect to the network?
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  daniellecochranJul 31, 2025
  If your Concox GPS device can't connect to the network, here are a few things to check: * Ensure the SIM card is correctly inserted. * Clean the SIM card's metal sheet if it's dusty. * Verify the SIM card is valid and has network service. * Make sure you are in an area with GSM service coverage. If not, move to an area covered by GSM. * If the signal is weak, move to an area where the signal is stronger and try again.
Q
qhernandezAug 8, 2025
Why my Concox GT03A GPS can not charge?
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  Ms. Debra JohnsonAug 9, 2025
  If your Concox GPS is not charging, it might be due to several reasons: * The voltage of your charger may be outside the charging range. Try using a charger with the proper voltage. * You might be using a non-standard charger. Use the charger that came with the device. * There might be a poor connection. Ensure the plug is properly inserted.
D
Danielle RosalesAug 16, 2025
Why can't I make voice monitoring on my Concox GT03A?
- T
  Tyler GoodmanAug 16, 2025
  If you cannot make voice monitoring with your Concox GPS, it could be due to these reasons: * SOS numbers have not been preset. Set the SOS numbers in the device settings. * The SIM card does not have Caller ID function. Activate the Caller ID function for the SIM card.
R
Rachel VegaAug 23, 2025
Why Concox GPS has bad reception?
- L
  Laura WuAug 23, 2025
  If your Concox GPS has bad reception, it might be because you are near a tall building or in the basement. Try moving to a place with a good signal.

Summary

Accessories

Package Contents Overview

Lists the accessories included with the device, such as charger, battery, and user manual.

Appearance

Device Hardware Identification

Details physical components, ports (Mini USB), buttons (SOS), and indicators (GSM, GPS, Power).

LED Status Indicators

Explains Red and Blue LED patterns for power, charging, and GPS signal status.

Technical Specifications

Lists key technical specifications including GSM/GPRS bands, GPS sensitivity, positioning time, and accuracy.

Operating Instructions

SIM Card Installation and Requirements

Instructions for SIM card installation, and requirements for GPRS and Caller ID.

Device Powering and Charging

Details how to power on the device and charge the battery, including charging time and LED feedback.

Device Installation and Placement

Recommendations for optimal device placement within a vehicle for effective GPS signal reception.

APN Configuration via SMS

Steps to set the APN parameter using SMS commands for GPRS network access.

SOS Number Management

Procedures for adding and deleting SOS contact numbers through SMS and the platform.

Defense Status Control

Methods to activate and deactivate the defense status using the SOS button.

Anti-theft and Vibration Alarm

Explains how the device detects vibration and sends alarm SMS with GPS or LBS location.

SOS Alarm Activation and Notification

Details SOS alarm activation via button press, sending location, and dialing SOS numbers.

Geo-fence Setup and Operation

Instructions for setting up circular and rectangular geo-fences using SMS commands.

Geo-fence Status Check and Disable

How to check the geo-fence status and disable the function via SMS command.

Low Battery Alarm and Voice Monitoring

Details low battery alerts and the voice monitoring function, including requirements.

Terminal Position Query

Instructions for querying the device's location and address information via SMS.

Google Link and Platform Position Query

How to get Google Maps links and check position via the platform, including notes on GPS/LBS limitations.

Factory Settings and Reboot

Commands to restore factory settings and reboot the device for troubleshooting.

Appendix

Battery Security Precautions

Guidelines for safe handling, charging, and usage of the device battery to prevent damage.

Troubleshooting Common Issues

A table detailing common problems, their causes, and solutions for device operation.

Concox GT03A Specifications

General

GSM Frequency	850/900/1800/1900 MHz
Battery	3.7V 1000mAh Li-ion
Storage Temperature	-40°C to +85°C
Waterproof Rating	IP65
Network	GSM/GPRS
Location Accuracy	5m
Tracking Sensitivity	-159dBm
LED Indicator	Yes
GPS Channel	22
Standby Time	Up to 120 hours
GPS Chipset	MTK
Operating Temperature	-20°C to +55°C
Features	Real-time tracking, Geo-fence, Alarm, SOS, Low battery alarm
Operating Voltage	DC 5V