FEATURES:
Operation frequency: 125Khz Compatible with all RFID reader to gain accessDetecting distance: 0-10cmEach token pre-programmed with unique ID which is printed on itKey ring...
Name: RFID KeyfobsFrequency: 125KHzChip: TK4100Reading Distance: 2-10cmMaterial: ABSSize: 35.3*28*6.4mmCrafts: Ultrasonic weldingPackage: 50pcs/boxWeight: 320gNote: Not compatible with any HID card
Specifications:
Be convenient to install and use
Beautiful shape and fashion style
Looks compact and functional
Suitable for a variety of ID cards
With a doorbell button
Convenient...