Specifications

RFID Reader chip: MFRC522 by NXP 

MFRC522-Datasheet.pdf

Operating voltage: 3.3V

Operating current: 13-26mA

Idle current: 10-13mA

RFID Operating Frequency: 13.56MHz

Supported card types: mifare1 S50, mifare1 S70 MIFARE Ultralight, mifare Pro, MIFARE DESFire

Operating temperature: -20-80 Celsius

Data Interface: SPI (Serial Peripheral Interface)

Interface maximum date transfer rate: 10Mbit/s

Pin assignment:

Package includes:

1 X RFID-RC522 module

1 X S50 RFID Blank Card

1 X S50 Key Chain RFID Dongle