Jakcom R4 Smart Ring Stainless Steel Waterproof Dustproof New Technology Magic Finger NFC Wear For IOS Android Mobile Phone
1. The read-write process of R4 IC/ID module is the same as ordinary cards, it can be authorized or copied by the corresponding dedicated read-write device;2. Do not use any NFC software to edit NFC module of ring. Unauthorized editing of the NFC module data will lose all functions of R4 smart ring and the warrantyservice;3. In case of non-artificial fault in normal use, one-year free warranty service for the host is provided;4. This product is made of ceramics and has good scratch-resistance, but it cannotbear violent collision or drop. Please be careful in use;Parameters and details:Carrier frequency: 13.56MHz, 125kHzRF distance: 1 ~ 3cmIC module type: UIDID module type: T5577NFC module type: Ntag213Ring material: CeramicsProtection grade: IP68Operating temperature range: -50℃ ~ 80℃Package Include:Smart Ring x 1Manual x 1
