... installed in the bus ,coach,logistics vehicle,freight vehicle,police car ,taxi,private car,money vehicle,fire truck,ambulance car,car team, ... timer switch / alarm recording 10) Sensors & Alarm 11) Record vehicle speed and car ID synchronization with video and audio 12 ... for ordinary signal inputbuzzerOne buzzer alarmGPSBuilt-in GPS module, Geographic co-ordinates , speed can be read in coding flow file ...