Standard size TK4100 blank card Compatible Card from ChinaMaterial:PVC/PET/PETG/ABS/PLASize: 85.6mm*53.98mm*0.80±0.04mm( ISO14443,Website:http://www.sunlanrfid.com,7816, CR80)or on your demandChip: TK4100Frequency:125KHzMode: R/OEEPROM Size: 40 bitProtocol: ISO11784/85 compatibleOperating Distance :Up to 50mm (depending on antenna geometry)Anticollision: noApplications:Access control systems, Time attendance systems, Loyalty program, Staff identificationCompatible with EM4100/EM4200MOQ: 500pcsShipping By express:UPS/DHL/TNT/FEDEX By Air / Sea or on your demandPayment: T/T,WesterUnion,PaypalLead time: 3-8 working days after the receipt of 50% deposit of the total paymentSample: Samples are available for free but the freight collect.