Key Features: 3.3V ~ 5V DC Power supply, RS232 or UART TTL; Compatible with ISO14443 A/B, ISO15693 ,ISO7816 T=0 PSAM card standard R/W MIFARE Classic 1K /4K, MIFARE Ultralight/Ultralight C, MIFARE DESFire, ISO14443A-4 contactless CPU card, I CODE SLI, etc Internal with 4 PSAM socket External antenna with 1.25 2P connector/IPX, reading range up to 5~7 cm Internal BUZ available for indication Technical Parameters: Electrical Specification Power supply DC 3.3V ~ 5V Power consumption < 150mA Operation frequency 13.56MHz Baudrate 9600~115200 bit/s ( default 115200bps) Interface UART TTL or RS232 Antenna External with 1.25 2P connector or IPX Reading range 50- 70mm (depends on tag and antenna size) Mechanical Specifications Dimension 76mmx50mmx2.8mm (LxWxH) Weight 10g Material FR-4, Blue Model CHK362MT Environmental Conditions Operation temperature -20 to +80 degree Storage temperature -40 to +85 degree Humidity Relative humidity 5% to 95% Supported Standard/ Tags ISO14443 A Read/write: MIFARE Classic 1K /4K, MIFARE Ultralight, MIFARE Ultralight C, MIFARE DESFire EV1, MIFARE Smart MX, MIFARE Plus S / X, MIFARE Pro X, NTAG 21x Read UID only: Read UID only of all other ISO14443A RFID tags ISO14443 B SRI4K, SRIX4K, AT88RF020, 66CL160S, SR176 ISO15693 EM4135, EM4043, EM4x33, EM4x35, I-Code SLI / SLIX, M24LR16/64, TI Tag-it HF-I, SRF55Vxx (my-d vicinity) ISO7816 PSAM T=0, T=1 standard SDK information Demo software Windows, C# program language Files Comprotocol document API document User Manual Demo.exe