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R4 Smart Ring
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R4 Smart Ring
Parameters and details
Carrier frequency: 13.56MHz, 125kHz
RF distance: 1 ~ 3cm
IC module type: UID
ID module type: T5577
NFC module type: Ntag213
Ring material: Ceramics
Protection grade: IP68
Operating temperature range: -50℃ ~ 80℃
JAKCOM R4 Smart Ring
IC / 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.
Each 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.
By virtue of the low thermal conductivity of Micro-crystal Zr ceramics, JAKCOM R4 has a gentle touch sense as jade.
Insured Worldwide Shipping (Shipping Costs Included) : Each order includes real-time tracking details and insurance coverage in the unlikely event that a package gets lost or stolen in transit.
Money Back Guarantee: If your items arrive damaged or becomes defective within 30 days of normal usage, we will gladly issue out a replacement or refund.
24/7 Customer Support: We have a team of live reps ready to help and answer any questions you have within a 24 hour time frame, 7 days a week.
Safe & Secure Checkouts: We use state-of-the-art SSL Secure encryption to keep your personal and financial information 100% protected
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R3 R4 smart ring
|Fine or Fashion||
|Application Age Group||