F21 Fingerprint time attendance and access control terminal

2.4-inch TFT color screen SilkID fingerprint reader with living object detecting function Multiple Verification Modes: Multi-verification methods (card is optional) providing user various choices Full Access Control Features: Anti-passback, access control interface for 3rd party electric lock, door sensor, exit button, alarm and doorbell Camera Function: record photo, photo ID (optional) Built-in auxiliary input with enhanced flexibility to link with wired detector or emergency switch Wireless door bell (Optional) ??Technical Specifications?? Display: 2.4-inch TFT LCD Color Screen Fingerprint Capacity: 3000 Card Capacity: 5000(Optional) ID or mifare card Transaction Capacity: 100,000 Sensor: SilkID Sensor Algorithm Version: ZKFinger VX10.0 Communication: RS232/485, TCP/IP, USB-host Access Control Interface: 3rd Party Electric Lock, Door Sensor, Exit Button, Alarm, Doorbell Wiegand Signal: Input, Output,SRB Aux. Input: 1ea for linkage function Functions: DST,Automatic Status Switch, Anti-passback,Scheduled-Bell,Printer & Wireless door bell (Optional) Power Supply: 12V DC,3A Operating Temperature: 0 °C- 45 °C Operating Humidity: 20%-80% SDK and software: Standalone SDK,ZKAccess3.5 software