... :13.56Mzh 2.Competitive price,high-quality,best service 3.Chip:NXP Mifare S50,S70 Material PVC or PET or ABS ... + quality lamination(glossy&matte&frosted) Chip Serial Mifare 1K,IC chip,RFID,for both read and written Chip option Philips S50,NXPor Fudan FM1108 ... Frenquency 13.56MHz,Contactless transmission of data and supply ...