GPS/GSM station positioning</br>SMS/GPRS/internet network data transfer.</br>Support 9-36V?? so it can be installed on Bus?? taxi?? truck ??personal car?? business car etc.</br>Absolute street address with GSM network. SD card for data logging. Continuously auto track upon different time and distance intervals</br>Main functions: SOS?? Geo-fence?? movement alarm?? over speed alarm?? accident alarm?? voice monitoring etc.</br></br>Product Description</br></br>This tracker GPS103B is a new product based on the GSM / GPRS network and GPS satellite positioning system. It provides multiple functions?? such as security?? positioning?? surveillance?? emergency alarms and so on. Main Functions: 1. Used widely for vehicle and other moving objects tracking. 2. Single Locating. 3. Successive locating automatically. 4. SOS. 5. Alarm Function: Low battery Alarm; Power off Alarm; Geo-fence; Geo-fence; Movement Alarm; Over speed Alarm 6. Cut off the oil and the power system / restore oil and power system. 7. Set up the type of the door trigger. 8. Check the