NS01 is a special face recognition module for door locks based on 3D TOF technology. The face recognition and liveness detection algorithms carried by this module have been certified by Saibao. It has high security, low power consumption, fast startup speed and small product size. Features. The NS01 consists of a face recognition algorithm board and a QVGA resolution 3D TOF module, which is suitable for door lock applications with high security requirements such as homes and companies.