Through the (RS232 / RS485) interface of ATrack AK7V GPS tracker with microphone / speaker, you can connect the follows external peripherical: (fuel level sensor, RFID reader & Tag, CMOS Camera, Garmin PND for automatic vehicle dispatch, ATrack CAN solution), depending of your need can improve the features and dispose of more telematics data. Other interface that offer AK7V GPS vehicle tracker is "1-Wire", that allow manage events about: (the driver identification with iButton, the trailer identification, temperature control connecting a temperature sensor). ATrack AK7V offer 3 GPS tracking modes and hours of service control: (from ATrack server, using an external tracking management platform "need edit the IP/port" on where manage some scheduled reports, sending text messages with commands via SMS), any of the 3 modes is valid for the GPS vehicle tracking. Thanks to internal 3-axis accelerometer of AK7V GPS tracker that detect movement and impacts, you can improve the "driving control " of your vehicle in the field service management control. ATrack offer an extra option for that AK7V GPS tracker with microphone / speaker are compatible with (Bluetooth BLE), ideal to IoT applications and for pair different external devices without use any wire. Using AK7V in our GPS tracking platform that has European regulations of tachograph, you can control their vehicle event management without requirement limit and you can manage some type of scheduled reports depending of your need or you can control their vehicle hours of service control (HoS) that help you to reduce cost, also can be use our REST API to connect existing applications and manage their vehicle efficient driving without any requirement limit or control their drivers care driving depending of your need, in addition you can manage their drivers control of driving habits that help you to reduce cost and control their service routes or deliveries tasks without any requirement limit. From our GPS tracking platform, you can also manage their vehicle fuel consumption control that help you to reduce company cost and you can control their vehicle preventative maintenance depending of your need or you can use our mobile applications for control their AK7V tracker from a mobile phone, in addition you can use without additional cost our automatic data sending service to external servers and manage their manual task registration without any requirement limit or control their automatic vehicle dispatch depending of your need.