GV75LAU LTE Cat 4/3G/2G rechargeable waterproof tracking device supporting BLE 5.2 Operating Band Data Transmission WCDMA Specifications Operating Band Data Transmission General Specifications Dimensions Backup Battery Operating Voltage Zero Power Consumption Vehicle battery drain prevention when ignition is off Typ. <0.7mA@12V Operating Temperature WCDMA: Max 384Kbps (DL)/Max 384Kbps (UL) Frequency GNSS Specifications GNSS Type u-blox All-in-One GNSS receiver Cold Start: -148 dBm Data Transmission Position Accuracy (CEP) TTFF (Open Sky) Data Transmission Air Interface Protocol Transmit Protocol TCP, UDP, SMS Scheduled Report Report position and status based on preset time intervals, distance, mileage or a combination of these settings Cold start: 24s average Geo-fence alarm and parking alarm, support up to 20 internal geo-fence regions Low Power Alarm Alarm when backup battery is low Power On Report Report when the device is powered on Alarm for tow event in ignition-off state Jamming Detection Alert based on interference detection Driving Behavior Monitoring Aggressive driving behavior detection, including harsh braking, acceleration, etc. Crash Detection Accident data collection for reconstruction and analysis Configurable Digital Output/ Digital Input 1 x configurable Digital Output/Digital Input Digital Output 1 x digital output, open drain, 150 mA max drive current drain Special Alarm Special alarm based on digital/analog inputs Digital input 1 x positive trigger input for ignition detection Report data to the MQTT server Latched Digital Output 1 x digital output with internal latch circuit, open drain, 150 mA max drive current drain Serial Port 1 x RS232 serial port used for external devices Remote Control OTA control of digital outputs Cellular Antenna Internal only GNSS Antenna Internal only Internal only