RF chip: NTAG213, NTAG216, M1 S50, इ. आरएफ वारंवारता: 13.56MHz Communication protocol: आयएसओ 14443 typeA Sensing distance: 1~8 cm Material: ABS, पीव्हीसी, Epoxy Dimensions: φ25mm, φ28mm, φ30mm, φ35mm, φ42mm, 35×35mm, 20× 30 मिमी, 22×45mm, 54×85.5mm, इ., can be customized Shape: round, चौरस, rectangular, ellipse, irregular shape, cartoon shape, इ. can be customized Production process: four-color printing, रेशीम पडदा, surface printing number, लोगो, …