Contactless card the chip of low frequency 125KHz, high frequency 13.56MHz, or ultra-high frequency 860~960MHz Low FrequencyCard ICsFrequencyMemory sizeSupplierRF ... NRG, SLE66R32P, SLE66R32S…ATMEALAT88SC0104CRF, AT88SC0808CRF, AT88SC1616CRF…TITag-it HF-I Standard, Tag-it HF-I Pro…LEGICATC128, ATC256, ATC512, ATC1024, ATC2048…Ultra ...