Feature: 1.Gilt PCB and Small dimension and easy to embed into your project 2.Support I2C.SPI and HSU (High Speed UART), Change between those modes 3.Support RFID reading and writing SupportP2P communication with peers Support NFC with for Android phone 4.Typical Operating Distance have been updated to 5cm~7cm reading distance 5.Work in NFC Mode or RFID reader/writer Mode 6.RFID reader/writer supports: 1) 1k, 4k, Ultralight, and DesFire cards 2) ISO/IEC 14443-4 cards such as CD97BX, CD light, Desfire, P5CN072 (SMX) 3) Innovision Jewel cards such as IRT5001 card 4) FeliCa cards such as RCS_860 and RCS_854 7.Plug and play, compatible with Arduino 8.Built in PCB Antenna, with 4cm~6cm communication distance 9.On-board level shifter, Standard 5V TTL for I2C and UART, 3.3V TTL SPI 10.Work as RFID reader/writer 11.Work as 1443-A card or a virtual card 12.Exchange data with other NFC devices such as smartphone Package Include: 3x PN532 NFC NXP RFID Module V3 KitRFID reader/writer supports: Mifare 1k, 4k, Ultralight, and DesFire cards, ISO/IEC 14443-4 cards such as CD97BX, CD light, Desfire, P5CN072 (SMX), Innovision Jewel cards such as IRT5001 card, FeliCa cards such as RCS_860 and RCS_854. compatible for Arduino Raspberry Pi compatible, Small Size and easy to embed into your project. On-board level shifter, standard 5V TTL for I2C and UART, 3.3V TTL SPI. Support I2C, SPI and HSU (High Speed UART), easy to change among these modes. Support NFC RFID reading and writing, P2P communication with peers.