MF RC522 Chip: Integrated contactless communication technology.
Low Power: Operates on 3.3V with minimal consumption.
High Speed: Up to 424 kb/s data transmission rate.
Compact Design: Fits into various handheld devices.
Wide Application: Suitable for smart meters and access controls.
Protocol Support: ISO14443A and CRYPTO1 encryption compatibility.
Download: Available for further technical insights.

Voltage: DC 3.3V (Do not use 5V supply)
Operating Current: 13-26mA
Idle Current: 10-13mA
Operating Frequency: 13.56MHz
Integrated Circuitry: Analog circuitry to demodulate and decode
Compatibility: Supports ISO/IEC 14443 A/MIFARE
Operating Distance: Read/Write mode up to 50 mm