... screen 4. backup battery option 5. software, adaptor free Large Screen Facial and Mifare Card Recognition HF-FR401Features:1.ergonomic ... lock control, Wiegand output), optional professional access control functions 7.optional GPRS communications, from wiring to facilitate installation 8.TCP ... Capacity: 100,000 Record 6.a back-up battery: 2000mAh 7.communication: TCP / IP, RS232/485, WIFI8.USB-HOST: ...