Technologies: A device that supports facial recognition [clean used] with Visible Light technology, fingerprint, cards (optional), and password. Features: It can recognize faces from a distance of 30 cm to 50 cm, and works automatically when a face is detected. Capacity: The face capacity is 200 faces, fingerprint capacity is 500 fingerprints, and the transaction log capacity reaches 50,000. Connectivity: Supports network connection (TCP/IP) and USB.