... screen, T9 Input, 9 Digit User ID.2 user-defined function keys, the left one is for door belling, the ... Mifare card module (available when using ZKFinger9.0 algorithm).Professional access control compatible with the 3rd party door sensor, alarm, exit button ... groups and 10 unlock combinations, anti-pass back and dismantle function. Specifications: CPUZK Multi-Bio CPU 630MHzMemory256M Flash, 64M SD ...