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

10 PCS 125KHz TK/EM4100 Proximity ID Card Chip Keychain Key Ring is a contactless ID card designed for various identification applications. It is suitable for public transportation, parking, ID identification, attendance systems, ticketing, and card payments.

• Chip Type: Contactless ID Card
• Dimensions: 3.5 x 2.9 x 0.5 cm (approximately 35 x 29 x 5 mm)
• Frequency: 125KHz
• Read Range: 0-3 cm
• Power: Passive Card
• Recognition Mode: Read Only
• Operation Temperature: -40 to 85 Degrees Celsius
• Waterproof: Yes
• Application Scope: Public transportation, parking, ID identification, attendance system, ticketing, card payment, product logo
• Key Ring Included: Yes
• Unique ID: Each token is pre-programmed with a unique ID, laser printed
• Data Transfer Rate: 3.9 kbps
• 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
• Modulation Mode: Loading amplitude modulation
• Data Encoding: BPSK phase shift keying method with strong anti-interference ability