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F28 is an ultra-thin fingerprint time attendance and access control terminal with BioID sensor and Wi-Fi, which offers unparalleled performance with advanced algorithm for reliability, precision and excellent matching speed. F28 features the fastest commercial-based fingerprint matching algorithm and ZK high- .performance, high-image quality infrared detection fingerprint sensor F28 provides a superior touching experience with touch keypad, and offers flexibility for standalone installation or with any third-party access control panel that supports standard wiegand signal. TCP/IP, RS485 and Wi-Fi are also available .that the device can be used in different networks Fingerprint Capacity : 3,000 / Display : 2.4-inch TFT LCD Color Screen Card Capacity : 5000(Optional) ID or mifare card Transaction Capacity : 30,000 Algorithm Version : ZKFinger - )Sensor : BioID Sensor/ SilkID Sensor (optional VX10.0 Communication : RS232/485, TCP/IP, USB-host,Wi-Fi Access Control Interface : 3rd Party Electric Lock, Door Sensor, Exit Button, Alarm Aux. Input : 1ea for linkage function / Wiegand Signal : Input, Output Functions : DST, Automatic Status Switch, Record query, T9 input, 14 digit user ID, Power Supply : / )Anti-passback, Scheduled-Bell, Printer(Optional), ADMS(Optional 12V DC,3A Operating Humidity : 20%-80% / ℃Operating Temperature : 0 ℃- 45 0 Dimension(LxWxH) : 158.5x78.0x19.4mm SDK and software : Standalone SDK,ZKAccess3.5 software