... by TCP/IP, RS485, USB and GPRS wireless network. 2. Time attendance records can be checked directly in device or downloaded ... , FP + PWD, FP + Card. Features 1. Embedded 24 bells can remind you in specific time, such as on-duty and off-duty ... ) 15. Communication: TCP/IP, RS485, USB, GPRS (optional) 16. Separated Time Attendance & Separated Access Control: Support 17. Access Control: Multiple Unlock ...