1. Multi-Biometric Verification mode: Palm/Face/Fingerprint/Card(optional) or any of their combinations ; 2. 3,000 palms templates, 3,000 face templates, 5,000 fingerprints and 10,000 cards; 3. Time Attendance application, also with built-in replay for access control function; 4. Able to detect whether the face is an actual face or a photo, enhancing the security level of verification; 5. Backup Battery provides approximate 3 hours of continuous operation; 6. Communication via TCP/IP, RS232/485, USB, or WIFI (optional) or 3G(optional);