Specification AgeRangeDescription : Adult BatteriesIncluded : 1 BatteriesRequired : 1 BatteryInstallationDeviceType : not_installed Brand : ZYZM BulletPoint1 : R4 is a multifunctional RFID finger ring,The built-in IC and ID modules can take the place of Access card, Parking card, Membership card, Shopping card and other RFID cards;The built-in NFC module can realize Virtual call, Scene notification, Business card sharing, Memo sharing and other featured cloud services.IC / ID / NFC card simulation | iOS Android dual platform Cloud Application, is capable of simulating four contactless RFID cards. BulletPoint2 : R4 Smart Ring:whole body is entirely made of micro-crystal Zr ceramics.By virtue of the low thermal conductivity it has a gentle touch sense as jade. Possess 4 times the hardness of aluminum alloy, calmly deal with all kinds of scratches in daily life.With excellent refractive index and chromatic dispersion, the device emits unique rounded luster. BulletPoint3 : Multi-frequency bands and multi-standards:From 125KHz to 13.56MHz, JAKCOM R4 can simulate encrypted IC cards or ID cards in a variety of formats,help you to effectively deal with all-fields card swiping scenes:Personal access card / Public access card?Elevator card / Parking card?Time card / Medical card?Shopping card / Gas filling card?Transportation card / Car key,Membership card / Customized card?NFC cloud services flying its own colors? BulletPoint4 : The built-in featured cloud services ? It can be used directly without APP installation and is Applicable to Android and iOS dual platforms.Virtual call?Scene notification?Hand-writing notepad?Information sharing?continues to update more special functions for R4 Smart Ring, and will update your device synchronously. BulletPoint5 : Waterproof and dust-proof?The dust-proof waterproof level of R4 is IP68, and it can meet the application requirements of various environments. R4 is driven by the radio energy of the read-write equipment.No need to worry about the battery life. It can accompany with you in every single day. BulletPoint6 : 【Gesture Control & Convenience】The smart ring enables remote control for taking photos in JRing APP, switching short videos With a simple double-tap of your finger in the air, enjoy effortless air gesture control. Color : Black CompatibleDevices : Smartphone CompatiblePhoneModels : All current iPhone models, all current Android smartphone models CompatiblePhoneModels1 : Android Devices CompatiblePhoneModels2 : iOS Devices ConnectivityTechnology : NFC ContainsBatteryOrCell : battery ControllerType : IOS ControlMethod : application ExternallyAssignedProductIdentifier1 : 755955991452 ExternallyAssignedProductIdentifier2 : 0755955991452 GpsNavigation : No GPS HasMultipleBatteryPoweredComponents : 1 Hazmat1 : LITHIUM ION BATTERIES CONTAINED IN EQUIPMENT Hazmat10 : CN_SmallLithiumIonBatteryInEquipment Hazmat11 : DE_SmallLithiumIonBatteryInEquipment Hazmat12 : EG_SmallLithiumIonBatteryInEquipment Hazmat13 : ES_SmallLithiumIonBatteryInEquipment Hazmat14 : FR_SmallLithiumIonBatteryInEquipment Hazmat15 : GB_SmallLithiumIonBatteryInEquipment Hazmat16 : IE_SmallLithiumIonBatteryInEquipment Hazmat17 : IN_SmallLithiumIonBatteryInEquipment Hazmat18 : IT_SmallLithiumIonBatteryInEquipment Hazmat19 : JP_SmallLithiumIonBatteryInEquipment Hazmat2 : UN3481 Hazmat20 : MX_SmallLithiumIonBatteryInEquipment Hazmat21 : NL_SmallLithiumIonBatteryInEquipment Hazmat22 : PL_SmallLithiumIonBatteryInEquipment Hazmat23 : SA_SmallLithiumIonBatteryInEquipment Hazmat24 : SE_SmallLithiumIonBatteryInEquipment Hazmat25 : SG_SmallLithiumIonBatteryInEquipment Hazmat26 : TR_SmallLithiumIonBatteryInEquipment Hazmat27 : US_SmallLithiumIonBatteryInEquipment Hazmat28 : ZA_SmallLithiumIonBatteryInEquipment Hazmat3 : II Hazmat4 : 9 Hazmat5 : AE_SmallLithiumIonBatteryInEquipment Hazmat6 : AU_SmallLithiumIonBatteryInEquipment Hazmat7 : BE_SmallLithiumIonBatteryInEquipment Hazmat8 : BR_SmallLithiumIonBatteryInEquipment Hazmat9 : CA_SmallLithiumIonBatteryInEquipment HumanInterfaceInput : touch_screen IncludedComponents : Smart Ring, Charging cable, User manual, Charging Case IncludedComponents1 : Smart Ring IncludedComponents2 : Charging Cable IncludedComponents3 : User Manual IncludesRechargableBattery : 1 InternationalProtectionRating : IP68 ItemForm : Smart Ring ItemName : ZYZM R4 Smart Ring: Multifunctional Lord of The Rings Compatible with iOS and Android, No Recharge, Waterproof and Dustproof (Black, Size 10#) ItemPackageDimensions_Height : 8.255 centimeters ItemPackageDimensions_Length : 2.54 centimeters ItemPackageDimensions_Width : 8.255 centimeters ItemPackageQuantity : 1 ItemShape : Round ItemTypeKeyword : app-enabled-rings Manufacturer : JAKCOM MemoryStorageCapacity : 128 MB MeterType : Heart Rate Monitor, Blood Oxygen Monitor ModelName : R4 ModelNumber : R4 NumberOfBoxes : 1 NumberOfItems : 1 NumberOfLithiumIonCells : 1 OperatingSystem : Android,ios PartNumber : R4 ProductDescription : Product sizes: US standard size 8, 9, 10, 11, 12 Carrier frequency: 13.56MHz, 125kHz RF distance: 1 ~ 3cm IC module type: CUID ID module type: T5577 NFC module type: Ntag213 Ring material: Ceramics Protection grade: IP68 Operating temperature range: -50℃-80℃ ProductSiteLaunchDate : 2022-01-01T18:19:57.886Z Size : 10# Style : Modern SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 SupportedApplication : Exercise SupportedApplication1 : Multisport Tracker SupportedApplication2 : Reminders SupportedApplication3 : Phone TargetAudience : Unisex adult TargetGender : unisex TargetRegion : North America UnspscCode : 43211511 VersionForCountry : CN WarrantyDescription : 2 Year WarrantyType : Standard WaterResistanceDepth : 1 meters WaterResistanceLevel : waterproof WearableComputerType : smart_ring WirelessCommStandard : radio_frequency