Features: and high quality! USB 2.0 Full Speed Interface, USB PnP.CCID Compliance, 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).Built-in anti-collision feature (at least 1 card is detected when multiple cards are presented) Supports for ISO 14443 Type A and B, FeliCa, and all 4 types of NFC (ISO/IEC 18092) tags Supports for IC Ultralight C (via pseudo APDUs) and for IC Plus SL1 (4 Byte UID, via pseudo APDUS) and SL3.Supports all 3 modes of NFC: reader, card emulation and peer-to-peer modes Application: 1. Network access control 2. Bank&paymen 3. NFC mobile ta 4. Public transportation terminal 5. Automatic fare collectio 6. Physical access contro 7. Customer loyalt 8. Time and attendanc 9. Contactless public phone 10. Vending machine Specifications: Interface: USB Full Speed Operating Distance: ≤ 50mm (depends on tag type) Supply Voltage: Regulated 5V DC Supply Current: 200mA (operating); 50mA (standby); 100mA (normal) Operating Temperature: 0-50°C Operating Frequency: 13.56 MHz Smart Card Interface Support: for ISO14443 Type A & B, for IC, for FeliCa, 4 types of NFC (ISO/IEC18092) tags Operating System Support: Win 98, Win ME, Win 2000, Win XP, Win Vista, Win 7, Win Server 2003, Win Server 2008, Win XP x64, Win Vista x64, Win 7 x64, Win Server 2003 x64, Win Server 2008 x64, Win Server 2008 R2 x64, Windows CE 5.0, Linux, Mac (Please find the proper software to support it) type: B-13.56Mhz Keychain Material: plastic colour: White Package Contents: 1 x RFID Duplicator 5 x 13.56Mhz Keychain(Due to different product batches, the appearance may be different, which does not affect use.)