ATrack AP3 built in a buzzer based on configurable events, when any of these events be active the buzzer start the notification of different "visual and sound alerts", thanks to this feature you improve the vehicle safety. ATrack has designed AP3 vehicle lighter GPS tracker with an 3-axis accelerometer that detect different movement events and offer some associated reports to "driving control" that helping to increase the driving performance of your vehicle. ATrack AP3 can send data packet through the (TCP/IP - UDP/IP - SMS) protocols and offer 3 GPS tracking modes: (from ATrack online server, sending commands with SMS text messages, using an external tracking management platform "necessary edit IP/port"). For driver protection, AP3 vehicle lighter GPS tracker integrate a "panic button" that send (SOS emergency messages) to an mobile phone or to tracking management platform, when driver click on the "panic button". You can config ATrack AP3 through (SMS/UART) and for firmware upgrade has (OTA - Over the Air) function, that allow upgrade firmware remotely without uninstall AP3 of your vehicle (using OTA you reduce costs in technical services).