Features: and high quality! USB 2.0 Full Speed Interface, USB PnP. Compliance, -compliant, PC/SC-compliant.Read/write 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 14443 Type A and B, FeliCa, and all 4 types of NFC (/IEC 18092) tags Supports for IC Ultralight C (via APDUs) and for IC Plus SL1 (4 UID, via 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 collectio 6. Physical access contro 7. Customer loyalt 8. Time and attendanc 9. Contactless public phone 10. Vending machine : 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: 0-50C Operating Frequency: 13.56 MHz Smart Card Interface Support: for ISO14443 Type A & B, for IC, for FeliCa, 4 types of NFC (/IEC18092) tags 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 5.0, Linux, (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.) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.