Qualifications: PCD: NXP RC500, RC531, RC632, RC400; FM1722(followed shanghai encipherment standard, custom-made) Working frequency: 13.56MHz RF standard: ISO14443A, ISO14443B, ISO15693 Operating distance: 100mm (Mifare One, normal distance) SAM card slot: 2 slots, supported ISO7816 T=0, supported 9600bps & 38400bps Interface: RS232C or USB (build-in CP2102 USB to RS232 converter) Baud rate: 9600 ~ 115200 BPS Power supply: DC5V Power consumption: 180mA Dimension: 123mm¡Á88mm¡Á25mm Weight: about 150g Operating temperature: -77 ~ +185¡ãF Storage temperature: -104 ~ +257¡ãF 1pc/box, 16*12*5cm.