HID 2050 = 2k Bits (256 Bytes) with 2 App Areas
The iCLASS Key II provides the security and convenience of iCLASS 13.56 Mhz contactless smart card technology in a molded plastic key fob that is durable in harsh environments. This smart card credential can be placed on a key ring or lanyard for access control applications that do not require a Photo ID.
This product: 2050 = 2k Bits (256 Bytes) with 2 App Areas
Other part numbers:
2051 = 16k Bits (2K Bytes) discontinued, replaced by 2053 and 2054
2052 = 16k Bits (2K Bytes) discontinued, replaced by 2053 and 2054
2053 = 32k Bits (4K Bytes) App areas 16k/2+16k/1
2054 = 32k Bits (4K Bytes) App areas 16k/16+16k/1