RF chip: NTAG213, NTAG216, ಎಂ 1 ಎಸ್ 50, ಇತ್ಯಾದಿ. RF ಆವರ್ತನ: 13.56MHz Communication protocol: ಐಎಸ್ಒ 14443 typeA Sensing distance: 1~8 cm Material: ಎಬಿಎಸ್, PVC, Epoxy Dimensions: φ25mm, φ28mm, φ30mm, φ35mm, φ42mm, 35× 35 ಮಿಮೀ, 20× 30 ಮಿಮೀ, 22× 45 ಮಿಮೀ, 54×85.5mm, ಇತ್ಯಾದಿ, can be customized Shape: round, square, rectangular, ellipse, irregular shape, cartoon shape, ಇತ್ಯಾದಿ. can be customized Production process: four-color printing, silk screen, surface printing number, ಲೋಗೋ, …