Chipset: MF Classic 1k S50 chip. Color: mix color, including blue, black, red, yellow, green, gray. Package of quantity: 10 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: mix color, including blue, black, red, yellow, green, gray
Package of quantity: 10 pieces


Please pay attention:

We will send 10 pieces mix color keychains by random.
This keychain is not writeable, just read only. Can’t be used to copy other cards or keychains.