usded widely in access control,loyalty card, data logging etcl.Place of origin,competitive price,reliable ... Key Specifications/Special Features: Coercivity:300oe(LoCo),2750oe(HiCo). Frequency: 13.56Mhz or 125KhzSupports:ISO14443 TYPEA,ISO 15693 Mifare 1K/4K/UltraLight ... , time attendance, hotel management, transportation, library and campus, etc RFID card,ISO card,access control card,magnetic card