Specification Parameters: Carrier Frequency: 13.56MHZ, 125KHZ RF Distance: 1~3cm IC Module Chip: CUID x2 Carrier Frequency of IC Module: 13.56MHZ IC Module Feature: Equivalent to two M1 (Mifare1) IC cards, with card number and encrypted sector repeatedly modifiable. ID Module Chip: T5577 x2 Carrier Frequency of ID Module: 125KHZ ID Module Feature: Equivalent to two EM ID cards with card number repeatedly modifiable. NFC Module Chip: Ntag216 x2 Carrier Frequency of NFC Module: 13.56MHZ NFC module features: Equivalent to two NFC smart cards which can interact with smart phones NFC Phones applicable: Compatible with All Android phones with NFC function, as well as iPhone launched after September 2018, such as iPhone XR, XS, 11, 12 and 13 Ring Material: Ceramics Ring Weight: 9 Grams Protection Grade: IP56 Packing List: Packing Box x1 Instruction Manual x2 R5 Smart Ring x1 Tips: Ceramics has good scratch-resistance, but it cannot bear violent collision or drop. Please be careful in use
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