Product feature: 1. Strictly follow the national security product standard. Suitable for the entrances and exits of office, factory, hotel, school, etc. 2. Adopting the Energy-saving fingerprint sensor and power management function, makes the product perfect. 3. Easy to learn, once enroll the fingerprint, you can share it on other Realand terminals. 4. 2.8 inch TFT screen. 5. USB Flash Drive Download + USB Communication. 6. Fingerprint + Password + ID Card. 7. The RIMS (Realand Information Management System)is improving unceasingly and the customers are free to the upgrade ones. Specifications: 1 ) TFT£º2.8 inch TFT £¨320*240£© 2) Fingerprint Sensor£º(Energy-saving)Optical Fingerprint Sensor(Resolution:500DPI) 3) CPU£º32bit CPU 4) Fingerprint Capacity£º1,000 5) Log Capacity£º100,000 events 6) Communication£ºUSB 7) Identification Mode£ºFingerprint, Password, Proximity Card 8) Proximity Card£º125Khz, EM4100 or other Compatible Contactless ID Card 9) USB Flash Drive Up/Download£ºAvailable 10) Record Query£ºAvailable£¨people can query their own attendance record after authentication) 11) Rotational Angle£ºTotal Rotational Angle 12) Identification Time£º¡Ü1s 13) FRR£º¡Ü0.1% 14) FAR£º¡Ü0.0001% 15) Operating Mode£ºOff-line / Online 16) Authentication Mode£º1:1, 1:N 17) Language£ºEnglish,Korean,Chinese 18) Voice Prompt£ºAvailable 19) Bell£ºBuilt-in Timing Bell 20) Self Test£ºAvailable 21) Power Management£ºAuto Sleep Time, Auto Power Off Time 22) Power Adapter£ºDC 12V/1A 23) Operating Environment£ºOperating Temp:-10¡æ ~ +60¡æ, Humidity£¨RH£©:20%~80% Single Package includes: 1x ZDC20 Fingerprint Time Clock 1x US Power Adapter 1x Software CD with english instruction manuals 1x Wall Mounting Plate 1x USB Cable