... by TCP/IP, RS485, USB and GPRS wireless network. 2. Time attendance records can be checked directly in ... + Card. Features 1. Embedded 24 bells can remind you in specific time, such as on-duty and off-duty time. 2 ... :<0.0001% 13. Verification Method: FP, PWD, Card (optional), FP + Card, FP + PWD 14. Verify Mode: 1:1, ... , Factory, Hotel, Bank, etc 28. Optional: Card Reader, Backup Battery, GRRS, Printer