The Fudan 4K​ (model FM11RF32/34/40​ series) is a high-frequency (HF) contactless RFID chip​ developed by Shanghai Fudan Microelectronics. It is a fully compatible, cost-effective replacement for the MIFARE Classi..

MIFARE 4K​ (also known as MIFARE Classic 4K) is a widely used contactless memory card IC​ from NXP Semiconductors, based on the ISO/IEC 14443 Type A​ standard. It is one of the most recognized RFID chi..

The MIFARE DESFire EV1 4K​ (NXP model MF3ICD41) is a high-security, multi-application contactless smart card IC​ operating at 13.56 MHz. It is part of NXP's premium DESFire family, designed for applications requir..

The Fudan 4K​ (model FM11RF32/34/40​series) is a high-frequency (HF) contactless RFID chip​ developed by Shanghai Fudan Microelectronics. It is a fully compatible, cost-effective replacement for the&nb..

The MIFARE DESFire EV1 4K​(NXP model MF3ICD41) is a high-security, multi-application contactless smart card IC​ operating at 13.56 MHz. It is part of NXP's premium DESFire family, designed for applicat..