You can save costs in technical services, if use the (OTA - Over the Air) function to update firmware or change any configuration parameter in your GH5200 GPS personal tracker of Teltonika. Receive in your mobile phone some text messages with information about the follows predefined SMS alerts on Teltonika GH5200 Standalone GPS tracker: (low battery alert, virtual geofences alert, overspeed alert, man down alert). Apart of the SMS alerts, GH5200 GPS personal tracker of Teltonika allow to setup different "Virtual geofences" and every time that GH5200 device cross an geofence, you receive a text message via SMS with the virtual geofence information. The best option to locate persons in real-time with GH5200 of Teltonika, is from a Tracking Management Platform always online or also you can locate GH5200 sending commands through SMS text messages. Make "spy listening or 2-way communication" with Teltonika GH5200 GPS tracker with voice call, always depending of your needs in the GPS personal tracking.