The internal 3-Axis accelerometer of NB / IoT GPS tracker Dart2 detect the following events of aggressive driving: (harsh acceleration, harsh braking, harsh cornering), with this information you can manage the Driving behaviour´s and improve your daily fleet management. Dart2 allow manage the unauthorized driving of your vehicle or mobile asset through (Driver identification), if the unauthorized driver generates ignition action of your vehicle or mobile asset don´t can make it, this function increases the safety of your fleet management. Dart2 of Digital Matter Telematics can use simultaneously GPS and GLONASS satellites, providing double satellite positioning that others conventional GPS devices, the result of fix positions is faster and offer more fix accurate. Another great advantage of Dart2 NB / IoT GPS tracker is the total management through OTA (Over-The-Air), you can save costs in technical services and uninstalled upgrading the tracker firmware or change configuration parameters from a distance. You can connect some external devices or peripherical to Dart2 device through TTL serial port, also including a low-cost RFID tag reader to manage the "driver identification".