Rf चिप: NTAG213, Ntag216, M1 S50, आदि. आरएफ आवृत्ति: 13.56MHZ सञ्चार प्रोटोकल: आईएसओ 14443 typeA Sensing distance: 1~8 cm Material: ABS, PVC, Epoxy Dimensions: φ25mm, φ28mm, φ30mm, φ35mm, φ42mm, 35× 35mmm, 20× 30 मिमीग्राम, 22× 45mmm, 54×85.5mm, आदि, can be customized Shape: गोलो, वर्गाकार ठाउ, आयताकार, ellipse, irregular shape, cartoon shape, आदि. can be customized Production process: four-color printing, silk screen, surface printing number, लोगो, …