... number printing, etc. Made into various shapes: Label, tags, wristband, paper card etc. RFID smart card is different chip inside, for example, EM4100 ... transportation. Philips Mifare S50 is the most popular contactless smart card in RFID market, which according to ISO14443A standard. Features: ... printing, encoding, number printing, etc. Made into various shapes: Label, tags, wristband, paper card etc.