HECERE NFC ring In-built with rewritable NFC Forum Type2 215 chip, can be used as NFC business card, automaticly send link, fast connect to WIFI/Bluetooth, ect...It is for most of Android NFC phone.<br>HECERE NFC ring is blank. User can download some free NFC read-write APP then you can program the function as you want.<br>HECERE NFC ring can be also used for mobile game which used NFC 215 chip after program.<br>HECERE NFC ring uses 360-degree omni-directional sensing technology, the sensing effect is much higher than similar products in the market.<br>HECERE is made of zirconia ceramic material, which is very comfortable to wear.<br>