Coban GPS103A+/B+

Coban GPS103 A+/B+ is a cost-effective vehicle tracking device.

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A+ and B+ modifications

Both devices support dual SIM card. When 2 SIM cards are installed, only one of them work with tracker, and switches to the other one automatically when it is broken, no GSM reception or no GPRS.

The difference between “A” and ”B” modifications is the support of the remote controller by “B” model. It has four buttons and allows to control alarm mode (ON/OFF), engine cut relay and send emergency signal (SOS).

Package contents

Package contents include:

  • Microphone
  • External GPS Antenna
  • External GSM Antenna
  • 16-pin harness
  • Engine block relay

Location and tracking

GPS103 A+/B+ model is embedded with GPS and doesn’t have support of GLONASS and alternative systems. It either doesn’t support Assisted GPS (A-GPS) technology. As the back-up, when no satellites signals are available, it uses Cell ID location (also known as LBS-tracking).

Also, the tracker supports turnings. It will update the positions automatically to web server once the vehicle changing driving direction over pre set angle (30 degrees) to form a smooth trajectory consistent with the actual road, this function is only effective in GPRS mode.

Mobile networks

With Quad-band GSM 2G module GPS103 A+/B+ can be operated all over the world.

Power supply

External power supply might be 12V or 24V, which makes possible to install GPS103 both on cars and vans.

GPS103 also features a built-in rechargeable backup battery. When fully charged it ensures about 3-4 hours of device operation (in normal conditions).

Emergency button

Both GPS103 A+/B+ has a small SOS button. To send the SOS signal it’s required to hold the button pressed within 3 seconds.

Local and remote management

GPS103 A+/B+ tracker can be fully controlled over GPRS, including configuration of tracking modes and controlling outputs. There is also a wide list of SMS commands in a human-friendly format, on which device always replies back. It supports remote APN settings configuration by SMS.

You can also configure GPS103 A+/B+ from a PC, but you will require a special serial-cable, which is not included into a standard package.

LED Indication

GPS103A+/B+ has two LEDs

Red LED indicates GSM/GPRS mode

Green LED indicates GPS reception

Additional features

GPS103 A+/B+ features a micro SD slot, so you can install a micro SD card into it and store all data there. Later you can analyze it, using proprietary software.

Also GPS103 A+/B+ features a built-in microphone for acoustic surveillance.


The manufacturer offers original accessories, such as:

  • Shock sensor
  • Siren
  • Fuel Sensor
  • Remote controller (for “B+” model only)
  • Relay for central locking

Server Integration

EU (
US (
Server port47750
Integrated on06/02/2015

General information



Weight120 g (4.23 oz.)
Size83x54x26 mm (3.27x2.13x1.02 in)

GNSS Location

Internal antenna (GNSS)Yes
External antenna (GNSS)Optional
ChipsetNS-1315, NewStar


Cellular network typeGSM Quad Band
Internal antenna (Connection)Yes
External antenna (Connection)Optional
Cellular network generation2G


Number of outputs2
Number of inputs (all types)4
ACC/Ignition inputYes
Discrete inputsYes
Analog inputsYes

Hardware features

Battery capacity800 mAh
Built-in batteryYes
Emergency buttonYes
Non-volatile memoryOptional
Engine block relayYes

Hardware extras

Fuel level sensor readingYes
Voice listeningYes
On request
Emergency buttonYes
Wireless keypadOptional
Engine block special controlYes

Tracking features

Tracking modesContinuous
Location by Cell IDYes

Events monitoring

Battery lowYes

Self monitoring

External power source voltageYes
On request
Internal battery levelYes

Remote management

Server connection setup over SMSYes
Remote device configurationYes (over GPRS), Yes
Device ID typeStatic (IMEI), Static
Message exchange formatASCII
Forced GNSS location update over SMSYes
On request


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