Standalone Card Access Control Time Attendance A-CA2 User Capacity: 30000 Transaction Storage: 50000 Communications: RS232 ,RS485, TCP/IP ,USB-Host Identification time : < =2S Card reader: EM RFID(Proximity), Mifare(optional) ,HID (optional) Supports external 26 bit Wiegand reader for exit Power Supply: 12V 2A No external controller required Can be interfaced with USB Standard Function: Anti-PassBack