• JAKCOM R4 Smart RingIC / ID / NFC card simulation | iOS Android dual platform Cloud Application

• Micro-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 card

• Shopping 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 moments

• Provide 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 selection1. When measuring, please use a fine line without elasticity to wind around your finger;2. Tighten the line slightly, otherwise the ring will be over size;3. After straightening the line, measure its length with a ruler, and choose the size according to the table below.

• Parameters and detailsCarrier frequency: 13.56MHz, 125kHzRF distance: 1 ~ 3cmIC module type: CUIDID module type: T5577NFC module type: Ntag213Ring material: CeramicsProtection grade: IP68Operating temperature range: -50℃ ~ 80℃

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Payment

• We accept Alipay, West Union, TT. All major credit cards are accepted through secure payment processor ESCROW.
• Payment must be made within 3 days of order. The order will be automatically shut down in buyer did not pay after 20 days.
• If you can't checkout immediately after auction close, please wait for a few minutes and retry Payments must be completed within 3 days.

Packing

• JAKCOM R4 Smart Ring Packaging Details: Inner White Box: Unit G.W is about 60g, Unit Size is 7cm x 7cm x 3cm; Outer Brown Box: Unit G.W is about 24670g, Unit size is 53cm x 29cm x 37cm , Max with 400 pcs.

Shippment

• WORLDWIDE SHIPPING. (Except some countries and APO/FPO)
• Orders processed timely after the payment verification.
• We only ship to confirmed order addresses. Your order address MUST MATCH your Shipping address.
• The images shown are not the actual item and are for your reference only.
• SERVICE TRANSIT TIME is provided by the carrier and excludes weekends and holidays. Transit times may vary, particularly during the holiday season.
• If you have not received your shipment within 30 days from payment, please contact us. We will track the shipment and get back to you as soon as possible with a reply. Our goal is customer satisfaction!
• Due to stock status and time differences, we will choose to ship your item from our first available warehouse for fast delivery.

Feedback

• Buyer's early confirmation will be highly appreciated after receiving the items.
• Since your feedback is very important to our business's development, we sincerely invite you to leave positive feedback for us if you are satisfied with our product and service. It'll just take you 1 minute,but this 1 minute has the extremely vital significance to us.
• Please contact us before leaving any negative or neutral feedback. We will work with you to solve any problem until make you satisfied with us.Thank you for your understanding!

Guarantee

• 12 months Manufacturer's limited Warranty for defective items (excluding items damaged and/or misused after receipt). Accessories come with a 3-month warranty.
• Defective items MUST BE reported and returned within the warranty period (and in the original packaging, if possible). You must tell us what the defect is and give us your order number. WE DO NOT REPAIR OR REPLACE ITEMS WITH AN EXPIRED WARRANTY.
• You agree to all of the above-listed policies upon ordering on aliexpress.

Special Note

• 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;
• It is recommended to use JAKCOM RFID Replicator for copying, click to view JAKCOM CD1 Replicator  or JAKCOM CD2 Replicator