The RFID Card 125KHz Card used for Contactless transmission of data and supplies energy with no battery needed. Its distance is Up to 100mm depending on antenna geometry. frequency is  125KHz and Data transfer speed is 106 kbit/s. It is featured with Data integrity of 16 Bit CRC, parity, bit coding bit counting which allows Anti-collision. These cards are typically used in ticketing transaction: <100 ms including backup management. Ideal for places where access card based entry is defined like offices, hospitals, Event, factories, restricted zone. Package includes: 1 x RFID Card 125KHz