* TFT:2.8 inch TFT 320*240 * Fingerprint Sensor:(Energy-saving)Optical Fingerprint Sensor(Resolution:500DPI) * CPU:32bit CPU * Fingerprint Capacity:1,000 * Log Capacity:100,000 events * Communication:USB * Identification Mode:Fingerprint, Password, Proximity Card * Proximity Card:125Khz, EM4100 or other Compatible Contactless ID Card * USB Flash Drive Up/Download:Available * Record Query Available people can query their own attendance record after authentication) * Rotational Angle:Total Rotational Angle * Identification Time:¡Ü1s * FRR:0.1% * FAR:0.0001% * Operating Mode:Off-line / Online * Authentication Mode:1:1, 1:N * Voice Prompt Available * Bell:Built-in Timing Bell * Self Test:Available * Power Management Auto Sleep Time, Auto Power Off Time * Power Adapter:DC 12V/1A * Operating Environment：Operating Temp:-10 ~ +60, Humidity:20%~80% Package Content 1 x ZDC20 Fingerprint Time Clock 1 x Power Adapter 1 x Software CD with english instruction manuals 1 x Wall Mounting Plate 1 x USB Cable