38xx SIO-Enabled MIFARE DESFire EV1 + Prox Card

 

The 13.56 MHz read/write contactless MIFARE DESFire EV1 + Proximity smart card is credit card-sized and can be used for diverse applications such as physical access control, PC logon, biometric verification, time and attendance

Typical Maximum Read Range*	Up to 4" for MIFARE Up to 7'' for Prox
Dimensions	2.125" x 3.375" x .03" (5.4 x 8.57 x 0.076 cm)
Card Construction	Model 3800: Thin, flexible polyvinyl chloride (PVC) laminate Model 3856: Composite Polyester/PVC
Multi-Application Memory	Dynamic memory structure
Memory Type	EEPROM, 8 Kbytes (32,768 bits)
Warranty	Lifetime