ZKT iface200 Multi-biometric verification mode: comfort/face/fingerprint. High speed verification. Advanced access control function. Optional built-in backup battery, providing approximately 3 hours of continuous operation. 1000 palms, 500 face and 2,000 fingerprint molds. The new firmware framework, easy to expand functions and customize customer requirements. Able to detect whether the face is the actual face or image, enhance the security level of the verification.