Available RF frequency: LF/HF/UHF Available chip: EM4102, EM4200, EM4305, TK4100, T5577, Mifare 1K S50, Mifare 4K S70, Ultralight C, FM11RF08, NTAG203, Alien H3, Impinj M4,etc. Coercive force resistance: High magnetic strip(HiCO): 2750 OE Magnetic strip color optional: táak'iin, silver, box, brown, chak, ya'ax, ch'ooj, laser,etcetera. Magnetic strip width: standard 12.5mm Magnetic layer structure: layer pressed Service life: > 2000 Óoxten …