... Logs 4.Backup power 5.TCP/IP,U Disk,RS232. F12 Color screen RFID & Fingerprint time attendance(New)1.Fingerprint,Card ... Logs;4.Backup power;5.TCP/IP,U Disk,RS232.F12 Color screen RFID & Fingerprint time attendance(New) supports fingerprint, card ... and passwords identification models. A1 PC, operating system software and F12 attendance management to connect, on attendance data processing, obtained the ...