Arduino RFID keychain tag

Main Chip: Philips Mifare 1 S50;
Storage capacity: 8Kbit, 16 partitions, each partition with 2 grounp passwords;
Size: 30 * 40 * 3mm;
Operating Frequency: 13.56 MHz;
Communication speed: 106K Boud;
Read and write distance: 2.5 ~ 10cm;
Read and write time: 1 ~ 2ms;
Operating Temperature: -20 ? ~ 85 ?;
Endurance:> 100,000 times;


Typical applications:
enterprise / campus card, bus stored value card, express way fees, parking, district management,attendance systems, patrol system, enterprise systems, access control systems, radio frequency identification field and so on.