Thanks to the 1-Wire interface of Teltonika FMB640 GPS tracker you can be managing the (Driver identification) to avoid unauthorized driving in your service routes or deliveries tasks or connect different temperature sensors. FMB640 of Teltonika it is also a "GPS Tracker with voice call", you can make voice calls and communicate with FMB640 device through Bluetooth connectivity, ideal for their automatic vehicle dispatch. With the RS232 / RS485 ports you can connect to Teltonika FMB640 GPS tracker: Garmin navigation devices, RFID readers, external LLS sensors or others RS232 / RS485 devices. The real-time tracking with their fuel consumption control and hours of service control of FMB640 GPS device with Can Bus of Teltonika it is usually done from a Tracking Management Platform always online where you can manage some scheduled reports and control their vehicle event management, also accept (SMS commands, SMS messages via mobile phone) or allow to change configuration and firmware update via FOTA. Using FMB640 in our GPS tracking platform that has European regulations of tachograph, you can manage their vehicle care driving and control their efficient driving without requirement limit or you can manage their vehicle event management depending of your need, also you can be use our REST API to connect existing applications. In our GPS tracking platform, you can locate their FMB640 tracker using our mobile applications for mobile asset tracking and also manage the control of driving habits of their drivers without requirement limit or you can control their vehicle preventative maintenance that help you to reduce company cost, in addition you can manage their vehicle fuel control depending of your need and you can use without extra cost our automatic data sending service to external servers. Teltonika FMB640 GPS tracker is a great solution for requirements of field service management in mobile asset or vehicles fleet management.