0 Sign In USD US Dollar Pound Sterling Euro Canadian Dollar Shopping Cart (0) Cart Total: Secure Checkout Your cart is currently empty.. Search Latest Product Female smart watch Man smart watch Kids smart watch Smart watch phone Other smart products For promotoion Sourcing About Us Home Latest smart products Smart finger ring 3598752 stars, based on ( 0 )reviews $18.00 piece Quantity: 1000items available Buy now Add to cart Add to cart Product Tag:smart ring Description Item specifics Parameter:Product sizes: US standard size 8, 9, 10, 11, 12Carrier frequency: 13.56MHz, 125kHzRF distance: 1 ~ 3cmIC module type: CUIDID module type: T5577NFC module type: Ntag213Ring material: CeramicsProtection grade: IP68Operating temperature range: -50℃-80℃Feature:[Product introduction]JAKCOM 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. [Feature introduction]JAKCOM R4 Smart RingIC / ID / NFC card simulation | iOS Android dual platform Cloud ApplicationMicro-crystal Zr ceramics JAKCOM R4 whole body is entirely made of micro-crystal Zr ceramics.With excellent refractive index and chromatic dispersion, the device emits unique rounded luster. Marathon processEach ring needs to undergo forging for 2 days, sintering in a 1400 ℃ furnace for 5 days, thousand times of CNC polishing, coating and other post-procedures.It takes 35 days to present the ring in front of you. Nano featureBy virtue of the low thermal conductivity of Micro-crystal Zr ceramics, JAKCOM R4 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. New flagship of smart ringJAKCOM R4 is the fourth generation smart ring,it carries with multiple sets of RFID chip modules.And is capable of simulating four contactless RFID cards.Once again, it becomes a new flagship product. Brand new design, brand new breakthroughThe newly designed circuit structure has greatly reduced the electric field disturbance between the modules.Compared with the previous generation of products, it has increased the transmit-receive distance by three times, and can be easily compatible with a variety of card reading devices. Multi-frequency bands and multi-standardsFrom 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 cardElevator card / Parking cardTime card / Medical cardShopping card / Gas filling cardTransportation card / Car keyMembership card / Customized card NFC cloud services flying its own colorsThe built-in featured cloud services can be respectively started through the two sets of NFC modules It can be used directly without APP installation and is Applicable to Android and iOS dual platforms. Virtual callJAKCOM R4 can quickly trigger a timed call on any mobile phone.Creating a proper reason for departure Avoiding to be embarrassed for exit Scene notificationJAKCOM R4 can quickly trigger multiple preset notifications on any mobile phone,Save worry and make your family relieved at busy momentsProvide additional guarantee with the messages at critical moments Hand-writing notepadJAKCOM R4 can quickly open the dedicated notepad corresponding to the chip on any mobile phone. Independent of fixed phone or APP, safe, fast and login free, easy on the trigger of editing and sharing. Information sharingJAKCOM R4 can share various cloud information, e.g.,encrypted text, business card, web pages, network disk files.Endow each encounter with full of color.Leave deep impression on each courteous reception. Continuously updated fingertip intelligent device JAKCOM development team continues to update more special functions for R4 Smart Ring, and will update your device synchronously. Waterproof and dust-proofThe dust-proof waterproof level of JAKCOM R4 is IP68, and it can meet the application requirements of various environments. No need to chargeJAKCOM R4 is driven by the radio energy of the read-write equipment.Charging is not needed. No need to worry about the battery life. It can accompany with you in every single day. Size selection Standard US size, 8, 9, 10, 11, 12 Item No.: CS-R4 Color: Black Screen Size: Feature: Similar products Sport smart watch with more than 60 days standby time Item No: 1 $19.80 piece Sport smart watch with two color watchband Item No: 2 $18.50 piece Music sport smart watch with blood presure and blood oxygen Item No: 3 $33.00 piece HD music bluetooth sport smart watch Item No: 4 $26.00 piece × USD US Dollar Pound Sterling Euro Canadian Dollar Latest Product Female smart watch Man smart watch Kids smart watch Smart watch phone Other smart products For promotoion Sourcing About Us +8613728614057 firstname.lastname@example.org × × Subtotal: Check out Your cart is currently empty.