10 PCS 125KHz TK/EM4100 Proximity ID Card Chip Keychain Key Ring(Black)

Chip Type:Contactless ID CardSize:3.5*2.9*0.5cmFrequency:125KHzContours:Alien CardRead Range:0-3cmPower:Passive CardRecognition Mode:Read OnlyDetails:Dimensions: Approximately 35 x 29 x 5mmResponse frequency: 125KHzChip type: EM4100, TK4100Operation Temperature : -40-85 Degrees CelsiusWaterproofApplication scope: Public transportation, parking, ID identification, attendance system, ticketing, card payment, product logo, etc.Each comes with Key ring included.Each token pre-programmed with unique ID which is Laser printedFeatures:1. The carrier frequency is 125KHZ (THRC12);2. The modulation mode of the card transmitting data to the card reader is loading amplitude modulation;3. The data encoding in the card adopts BPSK phase shift keying method with strong anti-interference ability;4. Card to reader data transfer rate is 3.9kbps (THRC12);5. The data storage adopts EEPROM, and the data storage time exceeds 10 years;6. A total of 64 data storage capacity, including manufacturer, publisher and user code;7. The card number cannot be changed after being written before the seal, to ensure the card number is fixed and safe;8. In addition to being packaged into a standard card shape, the THRC12 chip can be packaged into a variety of shapes, such as chips, depending on the application.