Using the (RS232) interface of ATrack AX11 OBDII tracker you can manage the driver´s identification in their automatic vehicle dispatch avoiding the (unauthorized driving) with RFID readers or connect a Garmin PND external device for field service management. ATrack offer an extra feature to dispose of (Bluetooth BLE) connectivity in your AX11 tracker, with Bluetooth you can pair different external devices with AX11 without connect any wire in your vehicle. You can locate in real-time with hours of service control and fuel consumption control the ATrack AX11 GPS vehicle tracker with the follow modes: (through the online server of ATrack company, from an external tracking management platform changing the IP/port in the device config, using text messages with commands via SMS), select the mode that your need, with AX11 you can also use an REST API to connect existing applications. AX11 OBDII tracker manage and detect different Scheduled Reports of the "driving behaviour´s" of your driver´s in your service routes or deliveries tasks and allows setup a sound for the events thanks to an internal buzzer. Using the (1-Wire) interface of ATrack AX11 GPS vehicle tracker, you can manage: (different iButtons, install an panic button, connect an external temperature sensor to control the temperature in real-time), AX11 is an ideal solution for IoT applications in requirements of GPS vehicle tracking and fleet management.