Secure GSM

Professional protection of confidential data

Tracking devices

Mini GPS/GPRS/GSM tracker TK-102B

  • Dimensions: 64mm x 46mm x 17mm
  • Weight: 50g
  • Network : GSM/GPRS 850Mhz/900Mhz/1800Mhz/1900Mhz
  • GPS chip: UBLOX CHIP
  • GSM/GPRS module: Siemens MC55 or Simcom300
  • GPS sensitivity : -159dBm
  • GPS accuracy: 5 m
  • Time To First Fix(TTFF): Cold status - 45s; Warm status - 35s; Hot status - 1s
  • Charger: car charger - 12-24VDC/5VDC; wall charger - 110-220VAC/5VDC
  • Audio monitoring through built-in mictophone
  • Support Micro SD Card recording
  • SOS button
  • Only support 2G(GSM) SIM card
  • Battery: 3.7V 800mAh Li-ion (тип BL-5B)
  • Standby mode: 80 hours
  • Operation temperature: -20°С to +55°С
  • Storage temperature: -40°С to +85°С
  • Humidity: 5% to 95% non-condensing

  • Tracker initialization;
  • Password change;
  • Authorization, authorization numbers;
  • Report the real-time coordinates and speed;
  • Auto track;
  • Voice Surveillance;
  • Modes switch between “track” and “monitor”;
  • Geo-fence setting;
  • Movement alert (shock sensor);
  • Overspeed alert;
  • Low Battery warning;
  • IMEI checking;
  • SOS Button;
  • ON/OFF Button;
  • SD card;
  • GPRS data transmission;
  • Route and movement tracking;
  • RESET function;

Mini GPS/GPRS/GSM tracker TK-102B

Protect everything you hold dear!
Mini GPS/GPRS/GSM tracker will make your life more secure and safer!
Now you will always know where your children, elderly parents, pets, cars, boats, etc. are. Now you will be able to monitor their location and motion directly on your mobile phone screen.

Tracker map

Mini GPS/GPRS/GSM -tracker is compatible with all types of mobile phones.
Mini GPS/GPRS/GSM -tracker does not require installation of additional software on the phone to control the operating modes of the tracker and receive information from it.
Now the information you need will always be "on hand":
- to control the movement of your children, elderly parents, etc., you just put mini GPS tracker in their backpacks or clothes;
- to control the movement of your pets you simply attach mini GPS tracker to their collars;
- an additional tool protecting from theft of your car, motorcycle, boat, etc. You just place the mini GPS tracker in a secret place of the vehicle you will track;
- to monitor corporate and / or personal transport, cargo, luggage, etc., you just place mini GPS tracker in a secret place in the cargo or the luggage every time you need you will track and every time you need it, you will always know the exact coordinates and movement of the object of interest!

Commands SMS

The built-in microphone of Mini GPS / GPRS / GSM tracker enables auditioning of everything that happens around the tracker and the object, which means that you can take and appropriate actions. SOS button in the tracker provides an additional option for notification of danger or trouble with your loved ones. The route and the speed can be tracked in real time on the Internet sites (after registration of the tracker at the selected site and activating GPRS data transmission) or is recorded on a micro SD card and can be reviewed later.


We offer two options of Mini GPS / GPRS / GSM Tracker:
- Car set - Mini GPS/GPRS/GSM Tracker TK-102B, Li-ion Battery and 12-24VDC Car Battery Charger, CD with technical description and User Manual;
- Complete set - Mini GPS/GPRS/GSM Tracker TK-102B and Li-ion Battery, second Li-ion Battery, 220VAC Wall Charger, Battery Charger, Extra Back Cover with Magnet, Waterproof Bag, mini USB Interface Cable, CD with description and User Manual;
ATTENTION: SIM card provided by network operator and micro SD card for data storage are not included in the sets.

For detailed information regarding the initialization of Mini GPS / GPRS / GSM tracker TK-102B, the different modes and SMS commands for mode control use the User manual provided or contact us for further assistance.

About us

Secure GSM was founded in 2015 with main activity in development, production, introduction, installation, tuning, testing, servicing and destruction of encryption (cryptographic) media, including sertified ones, designed for cryptographic protection of the information in its processing, storage and transmission through comunication channels.


  • Address: Bulgaria, 7700 Targovishte,
    10"Panagyurishte"Str., BC-BI, office 6
  • Phone: +359 898 778 128
  • E-mail: