This high frequency ISO RFID card is intended for ticketing and payment applications, access control and asset tracking. MIFARE Card,MIFARE smart card high frequency for you! Key Future - Dimensions: CR80 85.5 x 54mm - Thickness: 0.84mm - Card Surface: Matt/ glossy finish - Housing: Lamination - Working Frequency: 13.56MHz - Reading Distance: 10cm typically - Data storage time: 10 years