YHY522 RFID Module-WI-401-D

YHY522 RFID Module Features:-

RFID Read/Write module Base on RC522 and with built-in transceiver antenna
Auto checks for presence of tags and output interrupt information
Auto read/write data from RFID tag
Auto increment/decrement value when reading card
Easy LOCK/UNLOCK function to protect RFID information
Encrypted EEPROM to store configured data and up to 40 groups of keys
Contactless operating frequency 13.56 MHz
Supports ISO14443A Ultralight, NTAG NTAG203/213
RS232 Interface, baud rate up to 230400bps
Fast data transfer Contactless communication up to 106KHz
Secure Encrypted contactless communication
Watchdog timer
1 LED indicator, 3 programmable I/O pins