Main technical parameters Frequency: customizable 8.2MHz/58KHz/HF 13.56MHz/UHF 860~960MHz Material: Non-woven/Nylon/Polyester Size: 45×65mm/18×60mm/18×70mm/20×62mm/20×72mm/28×62mm, can be customized Color: white or customized Printing: לאָגאָ, pattern, text, number, QR code can be printed on the surface