Jimi IoT
Jimi IoT

Jimi IoT GS503 GPS Tracker · specs, setup, and live tracking

Server address

gps.traxelio.com:5023
GT06 Protocol (Concox / Jimi family)

Send positions to this server

Connect your GS503

Enter the tracker IMEI first, then verify your email and continue setup.

The GS503 is a handheld personal tracker on gt06 (TCP port 5023) · Navixy lists SOS, display, flashlight and FM; GPSWOX 200×135×72 mm, 500 g, 1500 mAh. Point SERVER,1,gps.traxelio.com,5023,0# then APN. Traxelio plots live map and geofences. Traxelio's port is 5023, not GPSWOX 6023. No vehicle relay.

8

Data Points

13+

Alerts

5

Vehicle Types

10-minute setup 2,347+ compatible devices No hardware changes needed Works with GT06 Protocol (Concox / Jimi family) protocol

Quick answers

Which protocol and port does GS503 use on Traxelio?

GT06 binary on TCP port 5023. Send SERVER,1,gps.traxelio.com,5023,0#. GPSWOX prints 6023 on their own listener; Traxelio is 5023.

Is GS503 a vehicle tracker?

No. Navixy lists a handheld personal SOS unit with display, flashlight, and FM radio. There is no vehicle relay.

What size is GS503?

GPSWOX prints 200×135×72 mm, 500 g, and 1500 mAh. That is a handheld brick, not a 78×39×16 mm wired GT06 box.

Does GS503 need an SMS password?

GT06 hash commands do not carry a PIN. SERVER then APN. Traxelio does not publish a default PIN on this page.

Overview

About the GS503

The GS503 is a handheld personal tracker on Traxelio's Jimi gt06 catalogue. Navixy lists a personal SOS unit with a black-and-white display, flashlight, FM radio, GPS+LBS, and 0 I/O. GPSWOX lists 200×135×72 mm, 500 g, 1500 mAh, and their port 6023. Traxelio's listener is TCP 5023. Traccar lists Concox GS503 on gt06 port 5023. GSC Concox URLs resolve to this Jimi canonical. Point SERVER,1,gps.traxelio.com,5023,0# then Traxelio plots live map and geofences. There is no vehicle relay on this housing.

About Jimi IoT

Shenzhen-based manufacturer (now under Jimi IoT) of one of the broadest tracker catalogs in the industry · GT06N is the most-copied OBD/vehicle tracker design globally.

Speaks the GT06 Protocol (Concox / Jimi family) protocol. Read the protocol reference →

Works with Traxelio · connect it yourself

Verify your email, then add the tracker details on the next screen.

Technical Specs

Device Specifications

Traxelio compatibility

Brand Jimi IoT
Protocol GT06 Protocol (Concox / Jimi family)
Status Compatible
Data Points 8
Supported Alerts 13+
Compatible Vehicles
Car Motorcycle Pick up Truck Bus
Setup Start setup →

Hardware specifications

Network 2G, GSM
GNSS GPS
Battery 1500 mAh
Dimensions 200x135x72 mm
Weight 500 g
MPN GS503

Accessories

Standard SIM with data + SMS

Provisioning, SOS SMS, and live reporting

SKU: SIM-DATA-SMS

Certified

Certifications

CE

Downloads

GS503 · Also sold as Jimi GS503 family by other brands

Data Collected

What Your GS503 Reports to Traxelio

Your tracker sends 8 data points with every position update, giving you complete visibility.

Core Tracking

GPS Location

Live latitude and longitude coordinates updated every few seconds.

Speed

Current vehicle speed in km/h, used for speed alerts and driving analysis.

Altitude

Elevation above sea level, useful for terrain and route analysis.

Heading / Direction

Direction of travel in degrees, shown as compass bearing on the map.

Street Address

Reverse-geocoded street address for every position update.

GPS Accuracy

GPS signal precision in meters, indicating location reliability.

Engine & Driving

Odometer / Mileage

Cumulative distance traveled, used for mileage reports and maintenance.

Sensors

Battery Level

Device or vehicle battery voltage to detect low-power conditions.

Data availability depends on device configuration and installation type.

Detectable Events

Alerts & Notifications

Receive 13+ live alerts from your GS503 via push notification, email, or WhatsApp.

Device online

The device is back online and transmitting data.

Device offline

The device has stopped reporting. It may have lost connection or power.

Device Moving

The vehicle is currently in motion.

Device Stopped

The vehicle is stationary.

Device overspeed

The vehicle is exceeding the set speed limit.

Geofence enter

The vehicle has entered a defined zone.

Geofence exit

The vehicle has exited a defined zone.

Tow

Possible towing activity detected, check vehicle status.

Hard Braking

Hard braking detected, driver safety alert.

Hard Acceleration

Rapid acceleration detected, driving behavior alert.

Hard Turning

Sharp turning detected, driving behavior alert.

Impact Detected

Potential impact detected based on sudden deceleration and course change pattern.

Key Benefits

Why Track Your GS503 with Traxelio

Know where my vehicles are

See all your vehicles on a live map

Keep records of all trips

Accurate mileage and trip history for billing and disputes

Prevent vehicle theft

Controlled immobilizer support for compatible installations

Get alerts when vehicles leave areas

Know instantly when vehicles cross designated zones

Reduce fuel costs

Identify fuel waste from idling and inefficient routes

Track maintenance schedules

Get reminders before breakdowns happen

Optimize delivery routes

Plan optimal routes and increase deliveries per day

Manage team access

Control who can see and manage which vehicles

Ready to put your GS503 on Traxelio?

Enter the tracker IMEI first, then verify your email and continue setup.

Connect your tracker

Setup

How to Connect Your GS503

Setup guidance

Guided setup available

gps.traxelio.com:5023

Public setup commands are available on the protocol guide for this command family.

APN commands depend on the carrier SIM in your tracker, so they are not shown here.

View protocol setup guide

Setup guidance

Enter the tracker IMEI first, then verify your email and continue setup.

Check setup path
See the GT06 setup guide →

Download or log in to GT06 Tool / SMS SERVER hash

SMS SERVER/APN hashes. GPSWOX documents their own port 6023; Traxelio's listener is TCP 5023.

Desktop download
Concox JM-VL103D

Alternative model

Concox JM-VL103D

This is not the same device, but it can be a practical alternative from the same brand.

F CFA 35,000

Common issues

Pointed the unit at GPSWOX port 6023

Traxelio decodes gt06 on TCP 5023. Keep host gps.traxelio.com and port 5023.

Buyer wired a fuel-cut relay to GS503

This housing has no vehicle DOUT. Compare GT06 or JM-VL01 for a hardwired relay.

No GPRS after SERVER SMS

Send APN,# then GPRSON,1#. Confirm port 5023. Hash commands must end with #.

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Alternatives

Comparable devices

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Jimi IoT JI09

JI09 personal 2G SOS/RFID phone sibling

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Jimi IoT Szorchid OC-09

Portable 4G 18650 sibling — not a handheld display

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Jimi IoT GT06

Canonical wired GT06 vehicle page

FAQ

Frequently Asked Questions

Common questions about using the GS503 with Traxelio

SMS: SERVER,1,gps.traxelio.com,5023,0# then APN,<carrier-apn># then GPRSON,1#. GT06 hash commands have no password. Charge the handheld before the first send. Traxelio's port is 5023, not GPSWOX 6023.

No. Navixy lists a handheld personal SOS unit with display, flashlight, and FM radio, and 0 I/O. There is no immobilizer output on this housing.

No. Hash commands do not embed a PIN. Traxelio does not publish a default PIN on this page.

GPSWOX prints 200×135×72 mm, 500 g, and 1500 mAh, plus their port 6023. Traxelio's gt06 listener is TCP 5023.

Yes, the GS503 is fully compatible with Traxelio. Connect your device and start tracking in minutes with live GPS location, geo-fencing, alerts, and trip history.

Create your Traxelio account, provide your GS503 tracker IMEI, and Traxelio guides the remaining setup.

The GS503 works with all core Traxelio features: live tracking, trip history, geo-zone alerts, speed alerts, and more. Premium features like driving behavior analysis and activity reports are also available.

Traxelio plans start at 17 USD per vehicle per month with the Basic plan. Premium and Platinum plans offer additional features like driving behavior analysis, documents storage, and advanced reporting.

Check your GS503 before setup

Start setup yourself, with help available when you need it.

Connect your tracker Add vehicle to your fleet