Qualifications: PCD: NXP RC500, RC531, RC632, RC400; FM1722 Working frequency: 13.56MHz RF standard: ISO14443A, ISO14443B, ISO15693 Operating distance: 80mm (Mifare One, normal distance) SAM card slot: 2 slots, Supported: ISO7816 T=0, Supported: 9600bps&38400bps Interface: RS232C or USB (build-in USB to UART converter) Baud rate: 9600 ~ 115200 bps Power supply: DC5V Power consumption: 180mA Dimension: 141mm¡Á100mm¡Á31mm Weight: about 100g Operating temperature: -77 ~ +185¡ãF Storage temperature: -104 ~ +257¡ãF. 1 pc/box, box size: 16*12*5cm.