Mifare 1k S50 Chip or Module COB or MOA2 Original or compatible Features of NXP ... reading distance:2.5~10cm typically ideal for use in ID, logistics automation,packing, shopping and access control.Contactless IC ... , HitagS2048, Atmel temic 5567, Rfid access card, Proximity card, ID card, KEY TAG, KEY CARD, Rfid Key fobs & tagsproduct detailsIC ... the whole cooperation NXP mifare 1k S50 chip / module