Contactless 125kHz EM4100 RFID Proximity ID Cards

Please Note: No number is printed onto the front of the card. If you are after EM cards with printed numbers, please see our other listing here: https://www.ebay.com.au/itm/185602346302

Pre-programmed with a unique 10-digit ID number in each card (These cards are read only and not re-writable.)
Compatible Formats: EM4100, EM4102, TK4100
Operation Frequency : 125KHz
Standard: EM4100
Ideal for use in ID and access control
Size: approx. 85.5 x 54 x 0.8 mm
Colour: White
Material: PVC Plastic
Waterproof