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This intelligence ring is through wireless radio frequency communication technology and the entrance guard, read-write equipment such as mobile phone connection, and unlock, pay, mobile phone features operation and share data well can be worn electronic products, product appearance design according to the international popular element, healthy modules within the original ring, can regulate and improve the function of the body to choose medical level of liquid tungsten gold, without any external power, high waterproof performance, suitable for all people to be used in any environment. Features Instruction: 1. NXP Smart CDX ①The "M1" and "ID" Letters area is equipped with new dual-core NXP MCU chipset. ②It can simulate and copy full frequency various kinds of non-contact IC/ ID card smart chips, such as 13.56 MHZ frequency band of Mifare S50 M1, Fudan F08 IC card chip, or 125 KHZ frequency band of EM/HID/TI series ID card chip. ③It allows you to easily get rid of those sundry and boring traditional square or buckle style of induction card and effortlessly pass all kinds of places from now on. 2.NXP NTAG 21x ①The "NFC" Letters area carries a new NXP smart NFC chip. ②It has 106 KB/s data transmission, and 100,000 cycles of writing operation durability degree, can store data for 10 years, and effectively guarantee the safety and stability of the data. ③Besides, it brings top speed operation experience to the following mobile NFC features.