Description

RFID Proximity Card (125 kHz)
This standard-sized 125 kHz RFID proximity card is a contactless smart card engineered for fast and reliable radio-frequency identification. Housed in a durable, pocket-sized plastic shell, it features a pre-programmed unique identification number embedded within its internal chip and antenna assembly, allowing for seamless data transmission to compatible readers without any physical swiping.

* Operating Frequency: 125 kHz (low frequency / LF)
* Chip Options: Commonly available in EM4100, TK4100, or compatible read-only architectures
* Memory Capacity: 64-bit read-only memory pre-programmed with a unique ID number
* Sensing Distance: 2 cm to 10 cm (depending on reader power and antenna size)
* Material Composition: Waterproof, impact-resistant PVC or ABS plastic with a smooth finish suitable for custom photo ID printing
* Power Type: Passive (battery-free design powered entirely by the magnetic field of the RFID reader)
* Applications: Widely deployed for corporate office access control systems, hotel keycards, automated parking garage gates, and employee time-attendance tracking logs