Description:
1. It Is A Highly Integrated Reader/Writer Ic For Contactless Communication At 13.56 Mhz.
2. It Adopts Advanced Modulation And Demodulation Theory And Has Integrated All Types Of Passive Contactless Communication Mode And Protocols At 13.56 MHz.
3. The Bidirectional Data Transfer Rate Is As High As 424kbit/s.
 
Specification:
1. Module: RC522
2. Operating current :13-26mA / DC 3.3V
3. Idle current :10-13mA / DC 3.3V
4. Sleep current: <80uA
5. Peak current: <30mA
6. Operating Frequency: 13.56MHz
7. Read Range: 0 to 60mm (mifare1 card)
8. Data transfer rate: maximum 10Mbit / s
9. Size: 40mm × 60mm
10. Weight: 8.8g
 
Package Including:
1PC* Radio Frequency Module
 
Resources: 
1. What is RFID? How It Works? Interface RC522 RFID Module with Arduino
2. Interfacing RFID-RC522 With Arduino MEGA a Simple Sketch
3. Security Access using MFRC522 RFID Reader with Arduino