_ PN532 gilt PCB and Small dimension and easy to embed into your project, support I2C. SPI and HSU (high speed UART), change between those modes
_ Typical Operating Distance have been updated to 5cm~7cm reading distance, work in NFC Mode or RFID reader/writer mode
_ On-board level shifter, Standard 5V TTL for I2C and UART, 3.3V TTL SPI
_ Work as RFID reader/writer, work as 1443-A card or a virtual card
_ Exchange data with other NFC devices such as smartphone