ACR122-U

•     CCID-compliant
•     PC/SC-compliant
•     Read/write speed up to 424 kbps
•     Built-in antenna for contactless tag access, with card reading distance of up to 50 mm (depending on tag type)
•     Supports ISO 14443 Type A and B, Mifare, FeliCa, and all 4 types of NFC (ISO/IEC 18092) tags
•     Built-in anti-collision feature (only 1 tag is accessed at any time)
•     User-controllable bi-color LED
•     User-controllable buzzer

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