The FMM1257VXW01 is a compact and professional real-time tracking terminal designed for vehicle monitoring and management. It features GNSS and LTE CAT-M1/NB-IoT/GSM connectivity for reliable coverage, including a fallback to 2G networks to ensure continuous service. The device is equipped with internal GNSS and 3G antennas, enhancing its tracking capabilities. This model comes with a built-in memory capacity of 0.128 GB and includes a micro-USB connector and RS-232/485 serial interface, allowing for the connection of various third-party external devices. It supports dual SIM functionality, increasing its versatility in communication. The tracker is powered by a rechargeable lithium-ion battery with a capacity of 170 mAh and a voltage of 3.7 V, providing sufficient power for extended use. It is housed in a durable casing with an IP41 rating, ensuring protection against solid objects and dripping water. Weighing just 55 grams and measuring 65 mm in width and 56.6 mm in depth, the device is discreet and easy to install in any vehicle. Its black color and sleek design allow it to blend seamlessly into the vehicle's interior. Suitable for use in fleet management, car rental, taxi services, public transport, logistics, and personal vehicles.