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Antenna size: 4.7 * 4.7 mm
Product size: 5 * 5 mm
Operating frequency: 13.5 MHz
Standard protocol: ISO 14443A
RF chip: NTAG213
Antenna material: Copper antenna
Reading and writing distance: 0 - 0.5 mm (determined by the NFC performance of the mobile phone)
Antenna size: 4.7 * 4.7 mm
Product size: 5 * 5 mm
Operating frequency: 13.5 MHz
Standard protocol: ISO 14443A
RF chip: NTAG213
Antenna material: Copper antenna
Reading and writing distance: 0 - 0.5 mm (determined by the NFC performance of the mobile phone)