Based on the Beidou ground-based enhancement system, NET660i-H1U has a built-in high-precision measurement navigation engine, supports high-performance RTK settlement, anti-interference and dual-antenna orientation functions. Equipped with high-precision IMU, supporting deeply coupled integrated navigation engine, it can effectively cope with harsh environments such as satellite signal interference and loss. Continuously providing real-time, reliable high-precision position and direction information, with diverse communication methods and rich interface types, it is the best choice for drones, lawn mowers, precision agriculture and other fields.