RFID Kit RC522 Reader Chip Card NFC Reader Sensor Module Key Ring _x000D_ RC522 IC Card Reader Key Ring Set with E-Book MFRC522 RF IC Card Reader Sensor Module Kit Access Control Parts 85DD new and high quality Features: Adopting SPI mode is beneficial to reduce wiring, reduce PCB board size and reduce cost. Utilizing advanced modulation and demodulation concepts, the MF RC522 fully integrates all types of passive contactless communication methods and protocols at 13.56 MHz. Supports 14443A compatible transponder signals. The digital part handles ISO14443A frame and error detection. Supports fast CRYPTO1 encryption algorithm and verifies the MF series of products. The MFRC522 supports the MF series of higher speed contactless communication with bidirectional data rates up to 424 kbit/s. The MF522-AN module can be directly loaded into a variety of reader molds. High-quality materials ensure a stable and reliable operation of the module and a long reading distance. Sensor Module only, other accessories demo in the picture are not included! Specification: Working Current: 13-26mA/DC 3.3V Idle Current: 10-13mA / DC 3.3V Sleep Current: