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PN532 NFC RFID Wireless Module V3 User Kits Reader Writer Mode IC S50 Card PCB Attenna I2C IIC SPI HSU For Arduino

Product Details

Support I2C SPI and HSU (High Speed UART) Work in NFC Mode or RFID reader/writer Mode Built in PCB Antenna, with 4cm~6cm communication distance On-board level shifter, Standard 5V TTL for I2C and UART, 3.3V TTL SPI