CCID compatible PC / SC compatible Read / write speed up to 424 kbps Built-in antenna for contactless access with reading distance up to 50 mm (depending on day) Compatible ISO 14443 types A and B, FeliCa and the 4 types of NFC marking (ISO / IEC 18092) Supports the new Ultralight C (via pseudo APDU) Plus SL1 (UID on 4 bytes on pseudo APDUS) and SL3 < br>Read and write speed up to 424 kbps Integrated antenna with contactless tag access, smart card read and write distance up to 50 mm (depending on tag type ) Support for a and B cards, mifare, felica and 4 NFC tags (ISO / IEC 18092) compliant with ISO 14443 Support for the latest mifare ultralight C, mifare plus and desfire ev1 br>Support 3 NFC modes: reader/writer, card simulation and Peer - to - peer mode With built-in anti - conflict function (at least one card can be detected when multiple cards appear) USB full speed (12 Mbps) User controllable dual-color LED indicator Case dimensions: 98mm (length) x 65mm (width) x 12.8mm (height)