... easily done within several seconds. Features:Color TFT screen with GUI interface for ease of useOptical sensor1 touch a-second user recognitionReads ... v10.0 and v9.0, default v10.0Communication: TCP/IP, RS232/485, USB-HostStandard functions: Work code, DLST, Self-Service ... T9 input, 9digit user ID, Scheduled-bell, SMSOptional Functions: C1 Controller, ID/Mifare/HID, Photo ID, Printer, 14 digit user ID ...