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Tag: ACR122U

The ACR122U NFC Reader is a PC-linked contactless smart card reader/writer developed based on 13.56 MHz Contactless (RFID) Technology. Compliant with the ISO/IEC18092 standard for Near Field Communication (NFC), it supports not only MIFARE® and ISO 14443 A and B cards, but also all four types of NFC tags.

ACR122U is compliant with both CCID and PC/SC. Thus, it is a plug-and-play USB device allowing interoperability with different devices and applications. With an access speed of up to 424 kbps and a full USB speed of up to 12 Mbps, ACR122U can also read and write more quickly and efficiently. The proximity operating distance of ACR122U is up to 5 cm, depending on the type of contactless tag in use.

The NFC Reader is made by Advanced Card Systems Ltd (Hong Kong, China).

Device features

  • PC-linked contactless smart card (NFC) reader/writer
  • Supports: ISO14443 Type A & B, MIFARE®, FeliCa, 4 types of NFC (ISO/IEC18092) tags
  • Compliance/Certifications: ISO 14443, PC/SC, CCID
  • Operating Distance: Up to 50 mm (depends on the tag type)
  • Operating Frequency: 13.56 MHz
  • Interface: USB
  • Operating Voltage: DC 5.0V
  • Weight: 70 g
  • Size: 98 mm x 65 mm x 12.8 mm