... .Automatic production line 3.1year warranty 4.10years factory RFID Smart Card inlay Frequency125KHZ, 13.56KHZInlay size A4 size, 305* ... 1K S50 / MF1 S50, MIFARE 4K S70 / MF1 S70MIFARE PLUS S2K, MIFARE PLUS S4K, MIFARE S20MIFARE ULTRALIGHT, MIFARE ULTRALIGHT CMIFARE DESFire, MIFARE ... these trademarks are not contained when displaying or selling. RFID Smart Card Inlay,S50 card inlay, S70 card inlay,EM ...