Zkteco G3 Time Attendance & Access Control | G3G3 is a multi-biometric identification terminal which features ZKTecos innovation Silk ID fingerprint sensor technology. With the worlds cutting-edge 3D Neuron Fingerprint Algorithm, it precisely authenticates dry, wet, or rough fingerprints efficiently and accurately. Infrared technology enables the device to function automatically when fingerprints are detected. With the latest facial algorithm, it supports fake face detection.Fingerprint Capacity 5,000Face Capacity 3,000 (1:N) / 4,000 (1:1)Card Capacity 10,000