This is HID's Part #2050PNNMN is a 13.56 MHz iCLASS "contactless" smart chip. Includes 2k bits (2 Bytes) with Two (2) Application areas. It meets ISO 14443 Type A Standards. Standard configuration is 26bit and will be programmed as such.
HID’s iCLASS®
13.56 MHz read/write contactless smart card technology enables numerous applications and supports future growth for an organization’s credential program. A unique form factor, the iCLASS Key II provides the convenience of an iCLASS contactless read/write smart card that is durable for harsh environments.The size of a typical automotive key, this credential form factor can be placed on a key ring or lanyard and customized for corporate identity and branding purposes. The molded plastic key fob is ideal for diverse applications including access control, network log-on security, parking applications, cashless vending, time and attendance and biometric verification.