... *Built-in keypad and RF card reader for multi-modal authentication (fingerprint/PIN/card)Technical SpecificationCPU: 400MHZMemory: ... Capacity: 10,000 cardsTransaction Capacity: 30,000Sensor: 500DPI Optical SensorAlgorithm Version: Finger v10.0/9.0Authentication: Finger ... / PIN / CardCommunications: RS232/485, TCP/IP, USB-hostStandard Functions: DoorBell,Antipass-back, Webserver, DLSTOptional Functions: ...