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

10 PCS 125KHz TK/EM4100 Proximity ID Card Chips are contactless ID cards designed for identification and access control. They are suitable for applications such as public transportation, parking, ID identification, attendance systems, ticketing, and card payments.

• Chip Type: Contactless ID Card
• Dimensions: Approximately 35 x 29 x 5 mm
• Frequency: 125KHz
• Contours: Alien Card
• Read Range: 0-3 cm
• Power: Passive Card
• Recognition Mode: Read Only
• Operation Temperature: -40 to 85 Degrees Celsius
• Waterproof: Yes
• Data Transfer Rate: 3.9 kbps
• Data Encoding: BPSK phase shift keying
• Data Storage: EEPROM with a storage time exceeding 10 years
• Data Capacity: 64 data storage capacity including manufacturer, publisher, and user code
• Card Number: Fixed and secure after being written before the seal
• Includes key ring