LIBO RFID Keychains NFC Smart Key Tag Card RFID Access Control Keyfobs Proximity 13.56 MHz MF Classic 1k IC S50 Token Read Only (Pack of 100, Blue)

• Chipset: MF Classic 1k S50 chip. Color: blue. Package of quantity: 100 pieces.
• Memory: 1k bytes EEPROM memory.
• Operating Frequency: 13.56MHz, high frequency.
• Feature: This keychain is not writeable, just read only. Can’t be used to copy other cards or keychains.
• Applications: access control system, personnel identification, patrol system, attendance system, etc.

Product Specifications: Model: IC Keychain Chipset: MF Classic 1k S50 chip Frequency: 13.56MHz, high frequency Memory: 1k bytes EEPROM memory Protocol: ISO 14443-A Read Distance: 3-15cm (Depends on the R/W device) Feature: read only. Material: waterproof ABS plastic Color: blue Package of quantity: 100 pieces Please pay attention: This keychain is not writeable, just read only. Can’t be used to copy other cards or keychains.