HECERE RFID Rewritable Dual Frequency in One 125KHz T5577&13.56MHz CUID Black Ceramics Smart Finger Ring Wear for Men or Women (black-20mm)
- 1.There are 2 chips in the ring, one is 125KHz T5577, another one is 13.56MHz CUID..
- 2.125Khz T5577 chip is blank, it can not be used without written or copy..
- 3.13.56Mhz CUID chip is pre-programmed, you can directly authorize it to work if you are administrator. You can also use it to copy your old 13.56MHz card. If you have android NFC phone, you can copy your old card 13.56MHz card without a copier..
- 4.Both 125Khz and 13.56Mhz use 360-degree omni-directional sensing technology, the sensing effect is much higher than similar products in the market..
- 5.Our ring is made of zirconia ceramic material, which is very comfortable to wear..